Home / 84,084.32-126,146.28-24,920.48

Finding the Fourth Proportional to 84,084.32, 126,146.28 and 24,920.48

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Solution

The fourth proportional to 84,084.32, 126,146.28 and 24,920.48 is: 37,386.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,084.32 : 126,146.28 = 24,920.48 : x
  2. Step 2: Convert to fraction form
    84,084.32/126,146.28 = 24,920.48/x
  3. Step 3: Cross multiply
    84,084.32x = 126,146.28 × 24,920.48
  4. Step 4: Simplify right side
    84,084.32x = 3,143,625,847.81
  5. Step 5: Solve for x
    x = 3,143,625,847.81/84,084.32
  6. Step 6: Final answer
    x = 37,386.59

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1.5x scale

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.