Home / 92,242.68-138,363.99-52,772.10

Finding the Fourth Proportional to 92,242.68, 138,363.99 and 52,772.10

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Solution

The fourth proportional to 92,242.68, 138,363.99 and 52,772.10 is: 79,158.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,242.68 : 138,363.99 = 52,772.10 : x
  2. Step 2: Convert to fraction form
    92,242.68/138,363.99 = 52,772.10/x
  3. Step 3: Cross multiply
    92,242.68x = 138,363.99 × 52,772.10
  4. Step 4: Simplify right side
    92,242.68x = 7,301,758,316.68
  5. Step 5: Solve for x
    x = 7,301,758,316.68/92,242.68
  6. Step 6: Final answer
    x = 79,158.13

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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.