Home / 66,320.27-91,523.15-36,106.46

Finding the Fourth Proportional to 66,320.27, 91,523.15 and 36,106.46

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Solution

The fourth proportional to 66,320.27, 91,523.15 and 36,106.46 is: 49,827.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,320.27 : 91,523.15 = 36,106.46 : x
  2. Step 2: Convert to fraction form
    66,320.27/91,523.15 = 36,106.46/x
  3. Step 3: Cross multiply
    66,320.27x = 91,523.15 × 36,106.46
  4. Step 4: Simplify right side
    66,320.27x = 3,304,576,316.40
  5. Step 5: Solve for x
    x = 3,304,576,316.40/66,320.27
  6. Step 6: Final answer
    x = 49,827.55

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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.