Home / 85,560.28-118,070.22-47,834.44

Finding the Fourth Proportional to 85,560.28, 118,070.22 and 47,834.44

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Solution

The fourth proportional to 85,560.28, 118,070.22 and 47,834.44 is: 66,009.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,560.28 : 118,070.22 = 47,834.44 : x
  2. Step 2: Convert to fraction form
    85,560.28/118,070.22 = 47,834.44/x
  3. Step 3: Cross multiply
    85,560.28x = 118,070.22 × 47,834.44
  4. Step 4: Simplify right side
    85,560.28x = 5,647,822,854.38
  5. Step 5: Solve for x
    x = 5,647,822,854.38/85,560.28
  6. Step 6: Final answer
    x = 66,009.87

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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.