Home / 75,637.72-113,517.06-34,087.96

Finding the Fourth Proportional to 75,637.72, 113,517.06 and 34,087.96

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Solution

The fourth proportional to 75,637.72, 113,517.06 and 34,087.96 is: 51,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,637.72 : 113,517.06 = 34,087.96 : x
  2. Step 2: Convert to fraction form
    75,637.72/113,517.06 = 34,087.96/x
  3. Step 3: Cross multiply
    75,637.72x = 113,517.06 × 34,087.96
  4. Step 4: Simplify right side
    75,637.72x = 3,869,565,000.60
  5. Step 5: Solve for x
    x = 3,869,565,000.60/75,637.72
  6. Step 6: Final answer
    x = 51,159.20

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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.