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Finding the Fourth Proportional to 60,601.60, 90,945.60 and 34,278.40

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Solution

The fourth proportional to 60,601.60, 90,945.60 and 34,278.40 is: 51,442.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,601.60 : 90,945.60 = 34,278.40 : x
  2. Step 2: Convert to fraction form
    60,601.60/90,945.60 = 34,278.40/x
  3. Step 3: Cross multiply
    60,601.60x = 90,945.60 × 34,278.40
  4. Step 4: Simplify right side
    60,601.60x = 3,117,469,655.04
  5. Step 5: Solve for x
    x = 3,117,469,655.04/60,601.60
  6. Step 6: Final answer
    x = 51,442.04

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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.