Home / 231,146.28-346,702.14-83,402.28

Finding the Fourth Proportional to 231,146.28, 346,702.14 and 83,402.28

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Solution

The fourth proportional to 231,146.28, 346,702.14 and 83,402.28 is: 125,097.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,146.28 : 346,702.14 = 83,402.28 : x
  2. Step 2: Convert to fraction form
    231,146.28/346,702.14 = 83,402.28/x
  3. Step 3: Cross multiply
    231,146.28x = 346,702.14 × 83,402.28
  4. Step 4: Simplify right side
    231,146.28x = 28,915,748,956.88
  5. Step 5: Solve for x
    x = 28,915,748,956.88/231,146.28
  6. Step 6: Final answer
    x = 125,097.19

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1.5x scale

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.