Home / 83,047.28-114,607.91-47,236.37

Finding the Fourth Proportional to 83,047.28, 114,607.91 and 47,236.37

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Solution

The fourth proportional to 83,047.28, 114,607.91 and 47,236.37 is: 65,187.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,047.28 : 114,607.91 = 47,236.37 : x
  2. Step 2: Convert to fraction form
    83,047.28/114,607.91 = 47,236.37/x
  3. Step 3: Cross multiply
    83,047.28x = 114,607.91 × 47,236.37
  4. Step 4: Simplify right side
    83,047.28x = 5,413,661,186.74
  5. Step 5: Solve for x
    x = 5,413,661,186.74/83,047.28
  6. Step 6: Final answer
    x = 65,187.70

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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.