Home / 66,660.16-99,995.51-22,287.14

Finding the Fourth Proportional to 66,660.16, 99,995.51 and 22,287.14

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Solution

The fourth proportional to 66,660.16, 99,995.51 and 22,287.14 is: 33,432.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,660.16 : 99,995.51 = 22,287.14 : x
  2. Step 2: Convert to fraction form
    66,660.16/99,995.51 = 22,287.14/x
  3. Step 3: Cross multiply
    66,660.16x = 99,995.51 × 22,287.14
  4. Step 4: Simplify right side
    66,660.16x = 2,228,613,930.74
  5. Step 5: Solve for x
    x = 2,228,613,930.74/66,660.16
  6. Step 6: Final answer
    x = 33,432.47

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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.