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Finding the Fourth Proportional to 221,807.37, 332,947.85 and 95,510.15

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Solution

The fourth proportional to 221,807.37, 332,947.85 and 95,510.15 is: 143,367.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,807.37 : 332,947.85 = 95,510.15 : x
  2. Step 2: Convert to fraction form
    221,807.37/332,947.85 = 95,510.15/x
  3. Step 3: Cross multiply
    221,807.37x = 332,947.85 × 95,510.15
  4. Step 4: Simplify right side
    221,807.37x = 31,799,896,953.39
  5. Step 5: Solve for x
    x = 31,799,896,953.39/221,807.37
  6. Step 6: Final answer
    x = 143,367.18

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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.