Home / 99,304.20-148,916.70-32,725.80

Finding the Fourth Proportional to 99,304.20, 148,916.70 and 32,725.80

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Solution

The fourth proportional to 99,304.20, 148,916.70 and 32,725.80 is: 49,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,304.20 : 148,916.70 = 32,725.80 : x
  2. Step 2: Convert to fraction form
    99,304.20/148,916.70 = 32,725.80/x
  3. Step 3: Cross multiply
    99,304.20x = 148,916.70 × 32,725.80
  4. Step 4: Simplify right side
    99,304.20x = 4,873,418,140.86
  5. Step 5: Solve for x
    x = 4,873,418,140.86/99,304.20
  6. Step 6: Final answer
    x = 49,075.65

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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.