Home / 156,743.90-235,115.85-94,535.90

Finding the Fourth Proportional to 156,743.90, 235,115.85 and 94,535.90

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Solution

The fourth proportional to 156,743.90, 235,115.85 and 94,535.90 is: 141,803.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,743.90 : 235,115.85 = 94,535.90 : x
  2. Step 2: Convert to fraction form
    156,743.90/235,115.85 = 94,535.90/x
  3. Step 3: Cross multiply
    156,743.90x = 235,115.85 × 94,535.90
  4. Step 4: Simplify right side
    156,743.90x = 22,226,888,484.02
  5. Step 5: Solve for x
    x = 22,226,888,484.02/156,743.90
  6. Step 6: Final answer
    x = 141,803.85

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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.