Home / 136,948.20-205,422.30-62,068.20

Finding the Fourth Proportional to 136,948.20, 205,422.30 and 62,068.20

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Solution

The fourth proportional to 136,948.20, 205,422.30 and 62,068.20 is: 93,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,948.20 : 205,422.30 = 62,068.20 : x
  2. Step 2: Convert to fraction form
    136,948.20/205,422.30 = 62,068.20/x
  3. Step 3: Cross multiply
    136,948.20x = 205,422.30 × 62,068.20
  4. Step 4: Simplify right side
    136,948.20x = 12,750,192,400.86
  5. Step 5: Solve for x
    x = 12,750,192,400.86/136,948.20
  6. Step 6: Final answer
    x = 93,102.30

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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.