Home / 79,909.79-110,316.97-58,375.35

Finding the Fourth Proportional to 79,909.79, 110,316.97 and 58,375.35

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Solution

The fourth proportional to 79,909.79, 110,316.97 and 58,375.35 is: 80,588.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,909.79 : 110,316.97 = 58,375.35 : x
  2. Step 2: Convert to fraction form
    79,909.79/110,316.97 = 58,375.35/x
  3. Step 3: Cross multiply
    79,909.79x = 110,316.97 × 58,375.35
  4. Step 4: Simplify right side
    79,909.79x = 6,439,791,734.69
  5. Step 5: Solve for x
    x = 6,439,791,734.69/79,909.79
  6. Step 6: Final answer
    x = 80,588.27

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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.