Home / 131,512.66-197,298.23-61,353.70

Finding the Fourth Proportional to 131,512.66, 197,298.23 and 61,353.70

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Solution

The fourth proportional to 131,512.66, 197,298.23 and 61,353.70 is: 92,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,512.66 : 197,298.23 = 61,353.70 : x
  2. Step 2: Convert to fraction form
    131,512.66/197,298.23 = 61,353.70/x
  3. Step 3: Cross multiply
    131,512.66x = 197,298.23 × 61,353.70
  4. Step 4: Simplify right side
    131,512.66x = 12,104,977,068.85
  5. Step 5: Solve for x
    x = 12,104,977,068.85/131,512.66
  6. Step 6: Final answer
    x = 92,044.19

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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.