Home / 155,948.14-234,083.72-96,019.78

Finding the Fourth Proportional to 155,948.14, 234,083.72 and 96,019.78

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Solution

The fourth proportional to 155,948.14, 234,083.72 and 96,019.78 is: 144,129.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,948.14 : 234,083.72 = 96,019.78 : x
  2. Step 2: Convert to fraction form
    155,948.14/234,083.72 = 96,019.78/x
  3. Step 3: Cross multiply
    155,948.14x = 234,083.72 × 96,019.78
  4. Step 4: Simplify right side
    155,948.14x = 22,476,667,389.73
  5. Step 5: Solve for x
    x = 22,476,667,389.73/155,948.14
  6. Step 6: Final answer
    x = 144,129.12

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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.