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Finding the Fourth Proportional to 160,466.80, 221,452.36 and 88,854.72

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Solution

The fourth proportional to 160,466.80, 221,452.36 and 88,854.72 is: 122,624.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,466.80 : 221,452.36 = 88,854.72 : x
  2. Step 2: Convert to fraction form
    160,466.80/221,452.36 = 88,854.72/x
  3. Step 3: Cross multiply
    160,466.80x = 221,452.36 × 88,854.72
  4. Step 4: Simplify right side
    160,466.80x = 19,677,087,441.14
  5. Step 5: Solve for x
    x = 19,677,087,441.14/160,466.80
  6. Step 6: Final answer
    x = 122,624.04

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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.