Home / 178,458.19-246,272.30-103,006.69

Finding the Fourth Proportional to 178,458.19, 246,272.30 and 103,006.69

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Solution

The fourth proportional to 178,458.19, 246,272.30 and 103,006.69 is: 142,149.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,458.19 : 246,272.30 = 103,006.69 : x
  2. Step 2: Convert to fraction form
    178,458.19/246,272.30 = 103,006.69/x
  3. Step 3: Cross multiply
    178,458.19x = 246,272.30 × 103,006.69
  4. Step 4: Simplify right side
    178,458.19x = 25,367,693,717.25
  5. Step 5: Solve for x
    x = 25,367,693,717.25/178,458.19
  6. Step 6: Final answer
    x = 142,149.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.