Home / 153,948.20-231,095.10-119,042.60

Finding the Fourth Proportional to 153,948.20, 231,095.10 and 119,042.60

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Solution

The fourth proportional to 153,948.20, 231,095.10 and 119,042.60 is: 178,697.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,948.20 : 231,095.10 = 119,042.60 : x
  2. Step 2: Convert to fraction form
    153,948.20/231,095.10 = 119,042.60/x
  3. Step 3: Cross multiply
    153,948.20x = 231,095.10 × 119,042.60
  4. Step 4: Simplify right side
    153,948.20x = 27,510,161,551.26
  5. Step 5: Solve for x
    x = 27,510,161,551.26/153,948.20
  6. Step 6: Final answer
    x = 178,697.52

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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.