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Finding the Fourth Proportional to 160,041.85, 220,854.87 and 88,426.71

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Solution

The fourth proportional to 160,041.85, 220,854.87 and 88,426.71 is: 122,027.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,041.85 : 220,854.87 = 88,426.71 : x
  2. Step 2: Convert to fraction form
    160,041.85/220,854.87 = 88,426.71/x
  3. Step 3: Cross multiply
    160,041.85x = 220,854.87 × 88,426.71
  4. Step 4: Simplify right side
    160,041.85x = 19,529,469,541.58
  5. Step 5: Solve for x
    x = 19,529,469,541.58/160,041.85
  6. Step 6: Final answer
    x = 122,027.27

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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.