Home / 136,170.33-204,260.99-47,432.81

Finding the Fourth Proportional to 136,170.33, 204,260.99 and 47,432.81

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Solution

The fourth proportional to 136,170.33, 204,260.99 and 47,432.81 is: 71,151.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,170.33 : 204,260.99 = 47,432.81 : x
  2. Step 2: Convert to fraction form
    136,170.33/204,260.99 = 47,432.81/x
  3. Step 3: Cross multiply
    136,170.33x = 204,260.99 × 47,432.81
  4. Step 4: Simplify right side
    136,170.33x = 9,688,672,729.08
  5. Step 5: Solve for x
    x = 9,688,672,729.08/136,170.33
  6. Step 6: Final answer
    x = 71,151.13

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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.