Home / 113,288.25-156,329.67-62,304.57

Finding the Fourth Proportional to 113,288.25, 156,329.67 and 62,304.57

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Solution

The fourth proportional to 113,288.25, 156,329.67 and 62,304.57 is: 85,975.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,288.25 : 156,329.67 = 62,304.57 : x
  2. Step 2: Convert to fraction form
    113,288.25/156,329.67 = 62,304.57/x
  3. Step 3: Cross multiply
    113,288.25x = 156,329.67 × 62,304.57
  4. Step 4: Simplify right side
    113,288.25x = 9,740,052,867.59
  5. Step 5: Solve for x
    x = 9,740,052,867.59/113,288.25
  6. Step 6: Final answer
    x = 85,975.84

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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.