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Finding the Fourth Proportional to 221,472.07, 332,187.04 and 88,316.71

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Solution

The fourth proportional to 221,472.07, 332,187.04 and 88,316.71 is: 132,466.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,472.07 : 332,187.04 = 88,316.71 : x
  2. Step 2: Convert to fraction form
    221,472.07/332,187.04 = 88,316.71/x
  3. Step 3: Cross multiply
    221,472.07x = 332,187.04 × 88,316.71
  4. Step 4: Simplify right side
    221,472.07x = 29,337,666,477.44
  5. Step 5: Solve for x
    x = 29,337,666,477.44/221,472.07
  6. Step 6: Final answer
    x = 132,466.66

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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.