Home / 96,577.47-133,285.13-54,144.20

Finding the Fourth Proportional to 96,577.47, 133,285.13 and 54,144.20

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Solution

The fourth proportional to 96,577.47, 133,285.13 and 54,144.20 is: 74,723.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,577.47 : 133,285.13 = 54,144.20 : x
  2. Step 2: Convert to fraction form
    96,577.47/133,285.13 = 54,144.20/x
  3. Step 3: Cross multiply
    96,577.47x = 133,285.13 × 54,144.20
  4. Step 4: Simplify right side
    96,577.47x = 7,216,616,735.75
  5. Step 5: Solve for x
    x = 7,216,616,735.75/96,577.47
  6. Step 6: Final answer
    x = 74,723.61

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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.