Home / 75,384.96-113,089.59-22,790.04

Finding the Fourth Proportional to 75,384.96, 113,089.59 and 22,790.04

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Solution

The fourth proportional to 75,384.96, 113,089.59 and 22,790.04 is: 34,188.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,384.96 : 113,089.59 = 22,790.04 : x
  2. Step 2: Convert to fraction form
    75,384.96/113,089.59 = 22,790.04/x
  3. Step 3: Cross multiply
    75,384.96x = 113,089.59 × 22,790.04
  4. Step 4: Simplify right side
    75,384.96x = 2,577,316,279.68
  5. Step 5: Solve for x
    x = 2,577,316,279.68/75,384.96
  6. Step 6: Final answer
    x = 34,188.73

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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.