Home / 97,615.32-146,542.68-64,363.20

Finding the Fourth Proportional to 97,615.32, 146,542.68 and 64,363.20

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Solution

The fourth proportional to 97,615.32, 146,542.68 and 64,363.20 is: 96,623.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,615.32 : 146,542.68 = 64,363.20 : x
  2. Step 2: Convert to fraction form
    97,615.32/146,542.68 = 64,363.20/x
  3. Step 3: Cross multiply
    97,615.32x = 146,542.68 × 64,363.20
  4. Step 4: Simplify right side
    97,615.32x = 9,431,955,821.38
  5. Step 5: Solve for x
    x = 9,431,955,821.38/97,615.32
  6. Step 6: Final answer
    x = 96,623.72

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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.