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Finding the Fourth Proportional to 57,324.60, 85,600.88 and 46,815.48

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Solution

The fourth proportional to 57,324.60, 85,600.88 and 46,815.48 is: 69,907.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,324.60 : 85,600.88 = 46,815.48 : x
  2. Step 2: Convert to fraction form
    57,324.60/85,600.88 = 46,815.48/x
  3. Step 3: Cross multiply
    57,324.60x = 85,600.88 × 46,815.48
  4. Step 4: Simplify right side
    57,324.60x = 4,007,446,402.66
  5. Step 5: Solve for x
    x = 4,007,446,402.66/57,324.60
  6. Step 6: Final answer
    x = 69,907.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.