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Finding the Fourth Proportional to 282,042.01, 423,064.46 and 95,055.13

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Solution

The fourth proportional to 282,042.01, 423,064.46 and 95,055.13 is: 142,583.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,042.01 : 423,064.46 = 95,055.13 : x
  2. Step 2: Convert to fraction form
    282,042.01/423,064.46 = 95,055.13/x
  3. Step 3: Cross multiply
    282,042.01x = 423,064.46 × 95,055.13
  4. Step 4: Simplify right side
    282,042.01x = 40,214,447,243.68
  5. Step 5: Solve for x
    x = 40,214,447,243.68/282,042.01
  6. Step 6: Final answer
    x = 142,583.18

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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.