Home / 64,079.38-88,546.75-55,554.13

Finding the Fourth Proportional to 64,079.38, 88,546.75 and 55,554.13

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Solution

The fourth proportional to 64,079.38, 88,546.75 and 55,554.13 is: 76,766.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,079.38 : 88,546.75 = 55,554.13 : x
  2. Step 2: Convert to fraction form
    64,079.38/88,546.75 = 55,554.13/x
  3. Step 3: Cross multiply
    64,079.38x = 88,546.75 × 55,554.13
  4. Step 4: Simplify right side
    64,079.38x = 4,919,137,944.87
  5. Step 5: Solve for x
    x = 4,919,137,944.87/64,079.38
  6. Step 6: Final answer
    x = 76,766.31

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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.