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Finding the Fourth Proportional to 221,725.74, 332,610.43 and 59,617.77

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Solution

The fourth proportional to 221,725.74, 332,610.43 and 59,617.77 is: 89,432.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,725.74 : 332,610.43 = 59,617.77 : x
  2. Step 2: Convert to fraction form
    221,725.74/332,610.43 = 59,617.77/x
  3. Step 3: Cross multiply
    221,725.74x = 332,610.43 × 59,617.77
  4. Step 4: Simplify right side
    221,725.74x = 19,829,492,115.34
  5. Step 5: Solve for x
    x = 19,829,492,115.34/221,725.74
  6. Step 6: Final answer
    x = 89,432.52

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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.