Home / 99,913.97-149,868.83-32,445.93

Finding the Fourth Proportional to 99,913.97, 149,868.83 and 32,445.93

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Solution

The fourth proportional to 99,913.97, 149,868.83 and 32,445.93 is: 48,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,913.97 : 149,868.83 = 32,445.93 : x
  2. Step 2: Convert to fraction form
    99,913.97/149,868.83 = 32,445.93/x
  3. Step 3: Cross multiply
    99,913.97x = 149,868.83 × 32,445.93
  4. Step 4: Simplify right side
    99,913.97x = 4,862,633,405.13
  5. Step 5: Solve for x
    x = 4,862,633,405.13/99,913.97
  6. Step 6: Final answer
    x = 48,668.21

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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.