Home / 85,097.11-127,635.93-22,772.47

Finding the Fourth Proportional to 85,097.11, 127,635.93 and 22,772.47

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Solution

The fourth proportional to 85,097.11, 127,635.93 and 22,772.47 is: 34,156.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,097.11 : 127,635.93 = 22,772.47 : x
  2. Step 2: Convert to fraction form
    85,097.11/127,635.93 = 22,772.47/x
  3. Step 3: Cross multiply
    85,097.11x = 127,635.93 × 22,772.47
  4. Step 4: Simplify right side
    85,097.11x = 2,906,585,386.85
  5. Step 5: Solve for x
    x = 2,906,585,386.85/85,097.11
  6. Step 6: Final answer
    x = 34,156.10

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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.