Home / 113,788.52-157,027-62,801.72

Finding the Fourth Proportional to 113,788.52, 157,027 and 62,801.72

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Solution

The fourth proportional to 113,788.52, 157,027 and 62,801.72 is: 86,665.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,788.52 : 157,027 = 62,801.72 : x
  2. Step 2: Convert to fraction form
    113,788.52/157,027 = 62,801.72/x
  3. Step 3: Cross multiply
    113,788.52x = 157,027 × 62,801.72
  4. Step 4: Simplify right side
    113,788.52x = 9,861,565,686.44
  5. Step 5: Solve for x
    x = 9,861,565,686.44/113,788.52
  6. Step 6: Final answer
    x = 86,665.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.