Home / 113,269.46-156,315.86-62,286.05

Finding the Fourth Proportional to 113,269.46, 156,315.86 and 62,286.05

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Solution

The fourth proportional to 113,269.46, 156,315.86 and 62,286.05 is: 85,956.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,269.46 : 156,315.86 = 62,286.05 : x
  2. Step 2: Convert to fraction form
    113,269.46/156,315.86 = 62,286.05/x
  3. Step 3: Cross multiply
    113,269.46x = 156,315.86 × 62,286.05
  4. Step 4: Simplify right side
    113,269.46x = 9,736,296,378.74
  5. Step 5: Solve for x
    x = 9,736,296,378.74/113,269.46
  6. Step 6: Final answer
    x = 85,956.95

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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.