Home / 57,721.66-79,642.34-35,060.02

Finding the Fourth Proportional to 57,721.66, 79,642.34 and 35,060.02

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Solution

The fourth proportional to 57,721.66, 79,642.34 and 35,060.02 is: 48,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,721.66 : 79,642.34 = 35,060.02 : x
  2. Step 2: Convert to fraction form
    57,721.66/79,642.34 = 35,060.02/x
  3. Step 3: Cross multiply
    57,721.66x = 79,642.34 × 35,060.02
  4. Step 4: Simplify right side
    57,721.66x = 2,792,262,033.25
  5. Step 5: Solve for x
    x = 2,792,262,033.25/57,721.66
  6. Step 6: Final answer
    x = 48,374.60

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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.