Home / 164,812.55-247,136.96-52,478.10

Finding the Fourth Proportional to 164,812.55, 247,136.96 and 52,478.10

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Solution

The fourth proportional to 164,812.55, 247,136.96 and 52,478.10 is: 78,691.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,812.55 : 247,136.96 = 52,478.10 : x
  2. Step 2: Convert to fraction form
    164,812.55/247,136.96 = 52,478.10/x
  3. Step 3: Cross multiply
    164,812.55x = 247,136.96 × 52,478.10
  4. Step 4: Simplify right side
    164,812.55x = 12,969,277,838.19
  5. Step 5: Solve for x
    x = 12,969,277,838.19/164,812.55
  6. Step 6: Final answer
    x = 78,691.08

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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.