Home / 75,158.04-103,787.82-56,262.36

Finding the Fourth Proportional to 75,158.04, 103,787.82 and 56,262.36

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Solution

The fourth proportional to 75,158.04, 103,787.82 and 56,262.36 is: 77,694.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,158.04 : 103,787.82 = 56,262.36 : x
  2. Step 2: Convert to fraction form
    75,158.04/103,787.82 = 56,262.36/x
  3. Step 3: Cross multiply
    75,158.04x = 103,787.82 × 56,262.36
  4. Step 4: Simplify right side
    75,158.04x = 5,839,347,692.46
  5. Step 5: Solve for x
    x = 5,839,347,692.46/75,158.04
  6. Step 6: Final answer
    x = 77,694.25

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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.