Home / 85,167.64-117,545.34-47,454.04

Finding the Fourth Proportional to 85,167.64, 117,545.34 and 47,454.04

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Solution

The fourth proportional to 85,167.64, 117,545.34 and 47,454.04 is: 65,494.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,167.64 : 117,545.34 = 47,454.04 : x
  2. Step 2: Convert to fraction form
    85,167.64/117,545.34 = 47,454.04/x
  3. Step 3: Cross multiply
    85,167.64x = 117,545.34 × 47,454.04
  4. Step 4: Simplify right side
    85,167.64x = 5,578,001,266.17
  5. Step 5: Solve for x
    x = 5,578,001,266.17/85,167.64
  6. Step 6: Final answer
    x = 65,494.37

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1.5x scale

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.