Home / 48,176.73-66,503.21-31,821.57

Finding the Fourth Proportional to 48,176.73, 66,503.21 and 31,821.57

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Solution

The fourth proportional to 48,176.73, 66,503.21 and 31,821.57 is: 43,926.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,176.73 : 66,503.21 = 31,821.57 : x
  2. Step 2: Convert to fraction form
    48,176.73/66,503.21 = 31,821.57/x
  3. Step 3: Cross multiply
    48,176.73x = 66,503.21 × 31,821.57
  4. Step 4: Simplify right side
    48,176.73x = 2,116,236,393.13
  5. Step 5: Solve for x
    x = 2,116,236,393.13/48,176.73
  6. Step 6: Final answer
    x = 43,926.53

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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.