Home / 109,432.40-164,278.20-62,085.20

Finding the Fourth Proportional to 109,432.40, 164,278.20 and 62,085.20

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Solution

The fourth proportional to 109,432.40, 164,278.20 and 62,085.20 is: 93,201.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,432.40 : 164,278.20 = 62,085.20 : x
  2. Step 2: Convert to fraction form
    109,432.40/164,278.20 = 62,085.20/x
  3. Step 3: Cross multiply
    109,432.40x = 164,278.20 × 62,085.20
  4. Step 4: Simplify right side
    109,432.40x = 10,199,244,902.64
  5. Step 5: Solve for x
    x = 10,199,244,902.64/109,432.40
  6. Step 6: Final answer
    x = 93,201.33

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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.