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Finding the Fourth Proportional to 147,560.96, 221,340.96 and 88,414.40

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Solution

The fourth proportional to 147,560.96, 221,340.96 and 88,414.40 is: 132,621.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,560.96 : 221,340.96 = 88,414.40 : x
  2. Step 2: Convert to fraction form
    147,560.96/221,340.96 = 88,414.40/x
  3. Step 3: Cross multiply
    147,560.96x = 221,340.96 × 88,414.40
  4. Step 4: Simplify right side
    147,560.96x = 19,569,728,173.82
  5. Step 5: Solve for x
    x = 19,569,728,173.82/147,560.96
  6. Step 6: Final answer
    x = 132,621.31

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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.