Home / 132,598.81-198,780.27-48,343.15

Finding the Fourth Proportional to 132,598.81, 198,780.27 and 48,343.15

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Solution

The fourth proportional to 132,598.81, 198,780.27 and 48,343.15 is: 72,471.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,598.81 : 198,780.27 = 48,343.15 : x
  2. Step 2: Convert to fraction form
    132,598.81/198,780.27 = 48,343.15/x
  3. Step 3: Cross multiply
    132,598.81x = 198,780.27 × 48,343.15
  4. Step 4: Simplify right side
    132,598.81x = 9,609,664,409.65
  5. Step 5: Solve for x
    x = 9,609,664,409.65/132,598.81
  6. Step 6: Final answer
    x = 72,471.72

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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.