Home / 142,470.24-213,646.95-63,530.52

Finding the Fourth Proportional to 142,470.24, 213,646.95 and 63,530.52

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Solution

The fourth proportional to 142,470.24, 213,646.95 and 63,530.52 is: 95,269.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,470.24 : 213,646.95 = 63,530.52 : x
  2. Step 2: Convert to fraction form
    142,470.24/213,646.95 = 63,530.52/x
  3. Step 3: Cross multiply
    142,470.24x = 213,646.95 × 63,530.52
  4. Step 4: Simplify right side
    142,470.24x = 13,573,101,829.91
  5. Step 5: Solve for x
    x = 13,573,101,829.91/142,470.24
  6. Step 6: Final answer
    x = 95,269.73

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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.