Home / 142,366.31-213,468.60-58,027.70

Finding the Fourth Proportional to 142,366.31, 213,468.60 and 58,027.70

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Solution

The fourth proportional to 142,366.31, 213,468.60 and 58,027.70 is: 87,008.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,366.31 : 213,468.60 = 58,027.70 : x
  2. Step 2: Convert to fraction form
    142,366.31/213,468.60 = 58,027.70/x
  3. Step 3: Cross multiply
    142,366.31x = 213,468.60 × 58,027.70
  4. Step 4: Simplify right side
    142,366.31x = 12,387,091,104.33
  5. Step 5: Solve for x
    x = 12,387,091,104.33/142,366.31
  6. Step 6: Final answer
    x = 87,008.58

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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.