Home / 92,165.74-138,248.53-52,695.16

Finding the Fourth Proportional to 92,165.74, 138,248.53 and 52,695.16

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Solution

The fourth proportional to 92,165.74, 138,248.53 and 52,695.16 is: 79,042.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,165.74 : 138,248.53 = 52,695.16 : x
  2. Step 2: Convert to fraction form
    92,165.74/138,248.53 = 52,695.16/x
  3. Step 3: Cross multiply
    92,165.74x = 138,248.53 × 52,695.16
  4. Step 4: Simplify right side
    92,165.74x = 7,285,027,930.76
  5. Step 5: Solve for x
    x = 7,285,027,930.76/92,165.74
  6. Step 6: Final answer
    x = 79,042.69

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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.