Home / 91,042.04-136,583.10-27,862.64

Finding the Fourth Proportional to 91,042.04, 136,583.10 and 27,862.64

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Solution

The fourth proportional to 91,042.04, 136,583.10 and 27,862.64 is: 41,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,042.04 : 136,583.10 = 27,862.64 : x
  2. Step 2: Convert to fraction form
    91,042.04/136,583.10 = 27,862.64/x
  3. Step 3: Cross multiply
    91,042.04x = 136,583.10 × 27,862.64
  4. Step 4: Simplify right side
    91,042.04x = 3,805,566,086.84
  5. Step 5: Solve for x
    x = 3,805,566,086.84/91,042.04
  6. Step 6: Final answer
    x = 41,800.10

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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.