Home / 157,099.72-235,686.48-44,781.55

Finding the Fourth Proportional to 157,099.72, 235,686.48 and 44,781.55

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Solution

The fourth proportional to 157,099.72, 235,686.48 and 44,781.55 is: 67,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,099.72 : 235,686.48 = 44,781.55 : x
  2. Step 2: Convert to fraction form
    157,099.72/235,686.48 = 44,781.55/x
  3. Step 3: Cross multiply
    157,099.72x = 235,686.48 × 44,781.55
  4. Step 4: Simplify right side
    157,099.72x = 10,554,406,350.98
  5. Step 5: Solve for x
    x = 10,554,406,350.98/157,099.72
  6. Step 6: Final answer
    x = 67,182.85

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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.