Home / 91,220.70-125,864.33-52,958.22

Finding the Fourth Proportional to 91,220.70, 125,864.33 and 52,958.22

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Solution

The fourth proportional to 91,220.70, 125,864.33 and 52,958.22 is: 73,070.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,220.70 : 125,864.33 = 52,958.22 : x
  2. Step 2: Convert to fraction form
    91,220.70/125,864.33 = 52,958.22/x
  3. Step 3: Cross multiply
    91,220.70x = 125,864.33 × 52,958.22
  4. Step 4: Simplify right side
    91,220.70x = 6,665,550,613.50
  5. Step 5: Solve for x
    x = 6,665,550,613.50/91,220.70
  6. Step 6: Final answer
    x = 73,070.59

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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.