Home / 97,251.85-134,077.58-72,949.51

Finding the Fourth Proportional to 97,251.85, 134,077.58 and 72,949.51

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Solution

The fourth proportional to 97,251.85, 134,077.58 and 72,949.51 is: 100,572.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,251.85 : 134,077.58 = 72,949.51 : x
  2. Step 2: Convert to fraction form
    97,251.85/134,077.58 = 72,949.51/x
  3. Step 3: Cross multiply
    97,251.85x = 134,077.58 × 72,949.51
  4. Step 4: Simplify right side
    97,251.85x = 9,780,893,398.24
  5. Step 5: Solve for x
    x = 9,780,893,398.24/97,251.85
  6. Step 6: Final answer
    x = 100,572.83

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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.