Home / 55,276.18-76,293.45-35,129.14

Finding the Fourth Proportional to 55,276.18, 76,293.45 and 35,129.14

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Solution

The fourth proportional to 55,276.18, 76,293.45 and 35,129.14 is: 48,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,276.18 : 76,293.45 = 35,129.14 : x
  2. Step 2: Convert to fraction form
    55,276.18/76,293.45 = 35,129.14/x
  3. Step 3: Cross multiply
    55,276.18x = 76,293.45 × 35,129.14
  4. Step 4: Simplify right side
    55,276.18x = 2,680,123,286.13
  5. Step 5: Solve for x
    x = 2,680,123,286.13/55,276.18
  6. Step 6: Final answer
    x = 48,486.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.