Home / 96,663.30-145,051.40-40,498.61

Finding the Fourth Proportional to 96,663.30, 145,051.40 and 40,498.61

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Solution

The fourth proportional to 96,663.30, 145,051.40 and 40,498.61 is: 60,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,663.30 : 145,051.40 = 40,498.61 : x
  2. Step 2: Convert to fraction form
    96,663.30/145,051.40 = 40,498.61/x
  3. Step 3: Cross multiply
    96,663.30x = 145,051.40 × 40,498.61
  4. Step 4: Simplify right side
    96,663.30x = 5,874,380,078.55
  5. Step 5: Solve for x
    x = 5,874,380,078.55/96,663.30
  6. Step 6: Final answer
    x = 60,771.57

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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.