Home / 97,440.48-134,376.60-64,676.95

Finding the Fourth Proportional to 97,440.48, 134,376.60 and 64,676.95

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Solution

The fourth proportional to 97,440.48, 134,376.60 and 64,676.95 is: 89,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,440.48 : 134,376.60 = 64,676.95 : x
  2. Step 2: Convert to fraction form
    97,440.48/134,376.60 = 64,676.95/x
  3. Step 3: Cross multiply
    97,440.48x = 134,376.60 × 64,676.95
  4. Step 4: Simplify right side
    97,440.48x = 8,691,068,545.97
  5. Step 5: Solve for x
    x = 8,691,068,545.97/97,440.48
  6. Step 6: Final answer
    x = 89,193.61

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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.