Home / 83,159.14-124,734.66-30,565.30

Finding the Fourth Proportional to 83,159.14, 124,734.66 and 30,565.30

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Solution

The fourth proportional to 83,159.14, 124,734.66 and 30,565.30 is: 45,846.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,159.14 : 124,734.66 = 30,565.30 : x
  2. Step 2: Convert to fraction form
    83,159.14/124,734.66 = 30,565.30/x
  3. Step 3: Cross multiply
    83,159.14x = 124,734.66 × 30,565.30
  4. Step 4: Simplify right side
    83,159.14x = 3,812,552,303.30
  5. Step 5: Solve for x
    x = 3,812,552,303.30/83,159.14
  6. Step 6: Final answer
    x = 45,846.46

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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.