Home / 91,760.73-126,674.32-61,535.03

Finding the Fourth Proportional to 91,760.73, 126,674.32 and 61,535.03

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Solution

The fourth proportional to 91,760.73, 126,674.32 and 61,535.03 is: 84,948.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,760.73 : 126,674.32 = 61,535.03 : x
  2. Step 2: Convert to fraction form
    91,760.73/126,674.32 = 61,535.03/x
  3. Step 3: Cross multiply
    91,760.73x = 126,674.32 × 61,535.03
  4. Step 4: Simplify right side
    91,760.73x = 7,794,907,294.22
  5. Step 5: Solve for x
    x = 7,794,907,294.22/91,760.73
  6. Step 6: Final answer
    x = 84,948.18

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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.