Home / 115,691.73-173,503.55-52,475.28

Finding the Fourth Proportional to 115,691.73, 173,503.55 and 52,475.28

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Solution

The fourth proportional to 115,691.73, 173,503.55 and 52,475.28 is: 78,697.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,691.73 : 173,503.55 = 52,475.28 : x
  2. Step 2: Convert to fraction form
    115,691.73/173,503.55 = 52,475.28/x
  3. Step 3: Cross multiply
    115,691.73x = 173,503.55 × 52,475.28
  4. Step 4: Simplify right side
    115,691.73x = 9,104,646,237.35
  5. Step 5: Solve for x
    x = 9,104,646,237.35/115,691.73
  6. Step 6: Final answer
    x = 78,697.47

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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.