Home / 157,694.72-236,454.57-52,456.28

Finding the Fourth Proportional to 157,694.72, 236,454.57 and 52,456.28

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Solution

The fourth proportional to 157,694.72, 236,454.57 and 52,456.28 is: 78,655.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,694.72 : 236,454.57 = 52,456.28 : x
  2. Step 2: Convert to fraction form
    157,694.72/236,454.57 = 52,456.28/x
  3. Step 3: Cross multiply
    157,694.72x = 236,454.57 × 52,456.28
  4. Step 4: Simplify right side
    157,694.72x = 12,403,527,131.20
  5. Step 5: Solve for x
    x = 12,403,527,131.20/157,694.72
  6. Step 6: Final answer
    x = 78,655.31

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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.