Home / 66,228-99,342.24-62,905.92

Finding the Fourth Proportional to 66,228, 99,342.24 and 62,905.92

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Solution

The fourth proportional to 66,228, 99,342.24 and 62,905.92 is: 94,359.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,228 : 99,342.24 = 62,905.92 : x
  2. Step 2: Convert to fraction form
    66,228/99,342.24 = 62,905.92/x
  3. Step 3: Cross multiply
    66,228x = 99,342.24 × 62,905.92
  4. Step 4: Simplify right side
    66,228x = 6,249,215,002.06
  5. Step 5: Solve for x
    x = 6,249,215,002.06/66,228
  6. Step 6: Final answer
    x = 94,359.11

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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.