Home / 85,244.96-127,812.08-35,311.52

Finding the Fourth Proportional to 85,244.96, 127,812.08 and 35,311.52

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Solution

The fourth proportional to 85,244.96, 127,812.08 and 35,311.52 is: 52,944.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,244.96 : 127,812.08 = 35,311.52 : x
  2. Step 2: Convert to fraction form
    85,244.96/127,812.08 = 35,311.52/x
  3. Step 3: Cross multiply
    85,244.96x = 127,812.08 × 35,311.52
  4. Step 4: Simplify right side
    85,244.96x = 4,513,238,819.16
  5. Step 5: Solve for x
    x = 4,513,238,819.16/85,244.96
  6. Step 6: Final answer
    x = 52,944.35

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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.