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Finding the Fourth Proportional to 96,278.60, 144,417.90 and 49,622.60

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Solution

The fourth proportional to 96,278.60, 144,417.90 and 49,622.60 is: 74,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,278.60 : 144,417.90 = 49,622.60 : x
  2. Step 2: Convert to fraction form
    96,278.60/144,417.90 = 49,622.60/x
  3. Step 3: Cross multiply
    96,278.60x = 144,417.90 × 49,622.60
  4. Step 4: Simplify right side
    96,278.60x = 7,166,391,684.54
  5. Step 5: Solve for x
    x = 7,166,391,684.54/96,278.60
  6. Step 6: Final answer
    x = 74,433.90

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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.