Home / 52,136.10-78,204.15-25,892.10

Finding the Fourth Proportional to 52,136.10, 78,204.15 and 25,892.10

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Solution

The fourth proportional to 52,136.10, 78,204.15 and 25,892.10 is: 38,838.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,136.10 : 78,204.15 = 25,892.10 : x
  2. Step 2: Convert to fraction form
    52,136.10/78,204.15 = 25,892.10/x
  3. Step 3: Cross multiply
    52,136.10x = 78,204.15 × 25,892.10
  4. Step 4: Simplify right side
    52,136.10x = 2,024,869,672.22
  5. Step 5: Solve for x
    x = 2,024,869,672.22/52,136.10
  6. Step 6: Final answer
    x = 38,838.15

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1.5x scale

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.