Home / 63,977.38-88,243.06-55,464.28

Finding the Fourth Proportional to 63,977.38, 88,243.06 and 55,464.28

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Solution

The fourth proportional to 63,977.38, 88,243.06 and 55,464.28 is: 76,501.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,977.38 : 88,243.06 = 55,464.28 : x
  2. Step 2: Convert to fraction form
    63,977.38/88,243.06 = 55,464.28/x
  3. Step 3: Cross multiply
    63,977.38x = 88,243.06 × 55,464.28
  4. Step 4: Simplify right side
    63,977.38x = 4,894,337,787.90
  5. Step 5: Solve for x
    x = 4,894,337,787.90/63,977.38
  6. Step 6: Final answer
    x = 76,501.07

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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.