Home / 361,865.47-542,821.44-95,619.18

Finding the Fourth Proportional to 361,865.47, 542,821.44 and 95,619.18

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Solution

The fourth proportional to 361,865.47, 542,821.44 and 95,619.18 is: 143,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,865.47 : 542,821.44 = 95,619.18 : x
  2. Step 2: Convert to fraction form
    361,865.47/542,821.44 = 95,619.18/x
  3. Step 3: Cross multiply
    361,865.47x = 542,821.44 × 95,619.18
  4. Step 4: Simplify right side
    361,865.47x = 51,904,140,979.22
  5. Step 5: Solve for x
    x = 51,904,140,979.22/361,865.47
  6. Step 6: Final answer
    x = 143,434.91

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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.