Home / 85,026.92-127,562.29-35,114.72

Finding the Fourth Proportional to 85,026.92, 127,562.29 and 35,114.72

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Solution

The fourth proportional to 85,026.92, 127,562.29 and 35,114.72 is: 52,681.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,026.92 : 127,562.29 = 35,114.72 : x
  2. Step 2: Convert to fraction form
    85,026.92/127,562.29 = 35,114.72/x
  3. Step 3: Cross multiply
    85,026.92x = 127,562.29 × 35,114.72
  4. Step 4: Simplify right side
    85,026.92x = 4,479,313,370.31
  5. Step 5: Solve for x
    x = 4,479,313,370.31/85,026.92
  6. Step 6: Final answer
    x = 52,681.12

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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.