Home / 121,397.28-182,089.44-46,553.28

Finding the Fourth Proportional to 121,397.28, 182,089.44 and 46,553.28

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Solution

The fourth proportional to 121,397.28, 182,089.44 and 46,553.28 is: 69,827.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,397.28 : 182,089.44 = 46,553.28 : x
  2. Step 2: Convert to fraction form
    121,397.28/182,089.44 = 46,553.28/x
  3. Step 3: Cross multiply
    121,397.28x = 182,089.44 × 46,553.28
  4. Step 4: Simplify right side
    121,397.28x = 8,476,860,685.36
  5. Step 5: Solve for x
    x = 8,476,860,685.36/121,397.28
  6. Step 6: Final answer
    x = 69,827.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.