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Finding the Fourth Proportional to 160,354.29, 221,285.61 and 88,734.27

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Solution

The fourth proportional to 160,354.29, 221,285.61 and 88,734.27 is: 122,451.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,354.29 : 221,285.61 = 88,734.27 : x
  2. Step 2: Convert to fraction form
    160,354.29/221,285.61 = 88,734.27/x
  3. Step 3: Cross multiply
    160,354.29x = 221,285.61 × 88,734.27
  4. Step 4: Simplify right side
    160,354.29x = 19,635,617,064.85
  5. Step 5: Solve for x
    x = 19,635,617,064.85/160,354.29
  6. Step 6: Final answer
    x = 122,451.46

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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.