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Finding the Fourth Proportional to 277,541.28, 416,326.66 and 88,016.58

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Solution

The fourth proportional to 277,541.28, 416,326.66 and 88,016.58 is: 132,029.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,541.28 : 416,326.66 = 88,016.58 : x
  2. Step 2: Convert to fraction form
    277,541.28/416,326.66 = 88,016.58/x
  3. Step 3: Cross multiply
    277,541.28x = 416,326.66 × 88,016.58
  4. Step 4: Simplify right side
    277,541.28x = 36,643,648,555.98
  5. Step 5: Solve for x
    x = 36,643,648,555.98/277,541.28
  6. Step 6: Final answer
    x = 132,029.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.