Home / 231,941.80-348,042.30-98,799.40

Finding the Fourth Proportional to 231,941.80, 348,042.30 and 98,799.40

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Solution

The fourth proportional to 231,941.80, 348,042.30 and 98,799.40 is: 148,254.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,941.80 : 348,042.30 = 98,799.40 : x
  2. Step 2: Convert to fraction form
    231,941.80/348,042.30 = 98,799.40/x
  3. Step 3: Cross multiply
    231,941.80x = 348,042.30 × 98,799.40
  4. Step 4: Simplify right side
    231,941.80x = 34,386,370,414.62
  5. Step 5: Solve for x
    x = 34,386,370,414.62/231,941.80
  6. Step 6: Final answer
    x = 148,254.31

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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.