Home / 66,864.71-100,229.58-41,922.29

Finding the Fourth Proportional to 66,864.71, 100,229.58 and 41,922.29

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Solution

The fourth proportional to 66,864.71, 100,229.58 and 41,922.29 is: 62,841.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,864.71 : 100,229.58 = 41,922.29 : x
  2. Step 2: Convert to fraction form
    66,864.71/100,229.58 = 41,922.29/x
  3. Step 3: Cross multiply
    66,864.71x = 100,229.58 × 41,922.29
  4. Step 4: Simplify right side
    66,864.71x = 4,201,853,018.19
  5. Step 5: Solve for x
    x = 4,201,853,018.19/66,864.71
  6. Step 6: Final answer
    x = 62,841.12

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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.