Home / 97,489.24-146,292.12-89,557.72

Finding the Fourth Proportional to 97,489.24, 146,292.12 and 89,557.72

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Solution

The fourth proportional to 97,489.24, 146,292.12 and 89,557.72 is: 134,390.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,489.24 : 146,292.12 = 89,557.72 : x
  2. Step 2: Convert to fraction form
    97,489.24/146,292.12 = 89,557.72/x
  3. Step 3: Cross multiply
    97,489.24x = 146,292.12 × 89,557.72
  4. Step 4: Simplify right side
    97,489.24x = 13,101,588,721.17
  5. Step 5: Solve for x
    x = 13,101,588,721.17/97,489.24
  6. Step 6: Final answer
    x = 134,390.10

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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.