Home / 136,769.91-205,244.57-48,021.13

Finding the Fourth Proportional to 136,769.91, 205,244.57 and 48,021.13

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Solution

The fourth proportional to 136,769.91, 205,244.57 and 48,021.13 is: 72,063.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,769.91 : 205,244.57 = 48,021.13 : x
  2. Step 2: Convert to fraction form
    136,769.91/205,244.57 = 48,021.13/x
  3. Step 3: Cross multiply
    136,769.91x = 205,244.57 × 48,021.13
  4. Step 4: Simplify right side
    136,769.91x = 9,856,076,177.76
  5. Step 5: Solve for x
    x = 9,856,076,177.76/136,769.91
  6. Step 6: Final answer
    x = 72,063.19

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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.