Home / 60,927.20-84,079.76-35,439.68

Finding the Fourth Proportional to 60,927.20, 84,079.76 and 35,439.68

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Solution

The fourth proportional to 60,927.20, 84,079.76 and 35,439.68 is: 48,906.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,927.20 : 84,079.76 = 35,439.68 : x
  2. Step 2: Convert to fraction form
    60,927.20/84,079.76 = 35,439.68/x
  3. Step 3: Cross multiply
    60,927.20x = 84,079.76 × 35,439.68
  4. Step 4: Simplify right side
    60,927.20x = 2,979,759,788.88
  5. Step 5: Solve for x
    x = 2,979,759,788.88/60,927.20
  6. Step 6: Final answer
    x = 48,906.89

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1.5x scale

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.