Home / 54,947.28-75,787.20-34,807.44

Finding the Fourth Proportional to 54,947.28, 75,787.20 and 34,807.44

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Solution

The fourth proportional to 54,947.28, 75,787.20 and 34,807.44 is: 48,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,947.28 : 75,787.20 = 34,807.44 : x
  2. Step 2: Convert to fraction form
    54,947.28/75,787.20 = 34,807.44/x
  3. Step 3: Cross multiply
    54,947.28x = 75,787.20 × 34,807.44
  4. Step 4: Simplify right side
    54,947.28x = 2,637,958,416.77
  5. Step 5: Solve for x
    x = 2,637,958,416.77/54,947.28
  6. Step 6: Final answer
    x = 48,008.90

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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.