Home / 178,435.90-246,218.70-101,959.85

Finding the Fourth Proportional to 178,435.90, 246,218.70 and 101,959.85

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Solution

The fourth proportional to 178,435.90, 246,218.70 and 101,959.85 is: 140,691.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,435.90 : 246,218.70 = 101,959.85 : x
  2. Step 2: Convert to fraction form
    178,435.90/246,218.70 = 101,959.85/x
  3. Step 3: Cross multiply
    178,435.90x = 246,218.70 × 101,959.85
  4. Step 4: Simplify right side
    178,435.90x = 25,104,421,719.20
  5. Step 5: Solve for x
    x = 25,104,421,719.20/178,435.90
  6. Step 6: Final answer
    x = 140,691.54

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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.