Home / 157,132.84-235,699.90-63,640.36

Finding the Fourth Proportional to 157,132.84, 235,699.90 and 63,640.36

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Solution

The fourth proportional to 157,132.84, 235,699.90 and 63,640.36 is: 95,460.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,132.84 : 235,699.90 = 63,640.36 : x
  2. Step 2: Convert to fraction form
    157,132.84/235,699.90 = 63,640.36/x
  3. Step 3: Cross multiply
    157,132.84x = 235,699.90 × 63,640.36
  4. Step 4: Simplify right side
    157,132.84x = 15,000,026,487.96
  5. Step 5: Solve for x
    x = 15,000,026,487.96/157,132.84
  6. Step 6: Final answer
    x = 95,460.80

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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.