Home / 94,721.32-142,035.90-55,291.24

Finding the Fourth Proportional to 94,721.32, 142,035.90 and 55,291.24

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Solution

The fourth proportional to 94,721.32, 142,035.90 and 55,291.24 is: 82,909.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,721.32 : 142,035.90 = 55,291.24 : x
  2. Step 2: Convert to fraction form
    94,721.32/142,035.90 = 55,291.24/x
  3. Step 3: Cross multiply
    94,721.32x = 142,035.90 × 55,291.24
  4. Step 4: Simplify right side
    94,721.32x = 7,853,341,035.52
  5. Step 5: Solve for x
    x = 7,853,341,035.52/94,721.32
  6. Step 6: Final answer
    x = 82,909.96

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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.