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Finding the Fourth Proportional to 160,411.56, 240,608.54 and 55,228.20

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Solution

The fourth proportional to 160,411.56, 240,608.54 and 55,228.20 is: 82,839.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,411.56 : 240,608.54 = 55,228.20 : x
  2. Step 2: Convert to fraction form
    160,411.56/240,608.54 = 55,228.20/x
  3. Step 3: Cross multiply
    160,411.56x = 240,608.54 × 55,228.20
  4. Step 4: Simplify right side
    160,411.56x = 13,288,376,568.83
  5. Step 5: Solve for x
    x = 13,288,376,568.83/160,411.56
  6. Step 6: Final answer
    x = 82,839.27

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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.