Home / 131,335.38-197,020.02-60,240.84

Finding the Fourth Proportional to 131,335.38, 197,020.02 and 60,240.84

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Solution

The fourth proportional to 131,335.38, 197,020.02 and 60,240.84 is: 90,369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,335.38 : 197,020.02 = 60,240.84 : x
  2. Step 2: Convert to fraction form
    131,335.38/197,020.02 = 60,240.84/x
  3. Step 3: Cross multiply
    131,335.38x = 197,020.02 × 60,240.84
  4. Step 4: Simplify right side
    131,335.38x = 11,868,651,501.62
  5. Step 5: Solve for x
    x = 11,868,651,501.62/131,335.38
  6. Step 6: Final answer
    x = 90,369.03

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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.