Home / 152,948.46-211,010.00-112,757.78

Finding the Fourth Proportional to 152,948.46, 211,010.00 and 112,757.78

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Solution

The fourth proportional to 152,948.46, 211,010.00 and 112,757.78 is: 155,562.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,948.46 : 211,010.00 = 112,757.78 : x
  2. Step 2: Convert to fraction form
    152,948.46/211,010.00 = 112,757.78/x
  3. Step 3: Cross multiply
    152,948.46x = 211,010.00 × 112,757.78
  4. Step 4: Simplify right side
    152,948.46x = 23,793,019,121.54
  5. Step 5: Solve for x
    x = 23,793,019,121.54/152,948.46
  6. Step 6: Final answer
    x = 155,562.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.