Home / 44,120.30-66,143.18-19,141.52

Finding the Fourth Proportional to 44,120.30, 66,143.18 and 19,141.52

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Solution

The fourth proportional to 44,120.30, 66,143.18 and 19,141.52 is: 28,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,120.30 : 66,143.18 = 19,141.52 : x
  2. Step 2: Convert to fraction form
    44,120.30/66,143.18 = 19,141.52/x
  3. Step 3: Cross multiply
    44,120.30x = 66,143.18 × 19,141.52
  4. Step 4: Simplify right side
    44,120.30x = 1,266,081,002.83
  5. Step 5: Solve for x
    x = 1,266,081,002.83/44,120.30
  6. Step 6: Final answer
    x = 28,696.11

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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.