Home / 112,860,142.94-155,748,611.22-84,552,358.52

Finding the Fourth Proportional to 112,860,142.94, 155,748,611.22 and 84,552,358.52

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Solution

The fourth proportional to 112,860,142.94, 155,748,611.22 and 84,552,358.52 is: 116,683,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,860,142.94 : 155,748,611.22 = 84,552,358.52 : x
  2. Step 2: Convert to fraction form
    112,860,142.94/155,748,611.22 = 84,552,358.52/x
  3. Step 3: Cross multiply
    112,860,142.94x = 155,748,611.22 × 84,552,358.52
  4. Step 4: Simplify right side
    112,860,142.94x = 13,168,912,414,865,534
  5. Step 5: Solve for x
    x = 13,168,912,414,865,534/112,860,142.94
  6. Step 6: Final answer
    x = 116,683,463.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.