Home / 157,418.29-236,057.94-45,073.01

Finding the Fourth Proportional to 157,418.29, 236,057.94 and 45,073.01

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Solution

The fourth proportional to 157,418.29, 236,057.94 and 45,073.01 is: 67,589.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,418.29 : 236,057.94 = 45,073.01 : x
  2. Step 2: Convert to fraction form
    157,418.29/236,057.94 = 45,073.01/x
  3. Step 3: Cross multiply
    157,418.29x = 236,057.94 × 45,073.01
  4. Step 4: Simplify right side
    157,418.29x = 10,639,841,890.20
  5. Step 5: Solve for x
    x = 10,639,841,890.20/157,418.29
  6. Step 6: Final answer
    x = 67,589.62

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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.