Home / 57,237.40-85,856.10-49,364.20

Finding the Fourth Proportional to 57,237.40, 85,856.10 and 49,364.20

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Solution

The fourth proportional to 57,237.40, 85,856.10 and 49,364.20 is: 74,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,237.40 : 85,856.10 = 49,364.20 : x
  2. Step 2: Convert to fraction form
    57,237.40/85,856.10 = 49,364.20/x
  3. Step 3: Cross multiply
    57,237.40x = 85,856.10 × 49,364.20
  4. Step 4: Simplify right side
    57,237.40x = 4,238,217,691.62
  5. Step 5: Solve for x
    x = 4,238,217,691.62/57,237.40
  6. Step 6: Final answer
    x = 74,046.30

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1.5x scale

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.