Home / 134,520.32-201,805.08-55,591.76

Finding the Fourth Proportional to 134,520.32, 201,805.08 and 55,591.76

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Solution

The fourth proportional to 134,520.32, 201,805.08 and 55,591.76 is: 83,397.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,520.32 : 201,805.08 = 55,591.76 : x
  2. Step 2: Convert to fraction form
    134,520.32/201,805.08 = 55,591.76/x
  3. Step 3: Cross multiply
    134,520.32x = 201,805.08 × 55,591.76
  4. Step 4: Simplify right side
    134,520.32x = 11,218,699,574.14
  5. Step 5: Solve for x
    x = 11,218,699,574.14/134,520.32
  6. Step 6: Final answer
    x = 83,397.81

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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.