Home / 113,319.75-156,384.69-62,329.86

Finding the Fourth Proportional to 113,319.75, 156,384.69 and 62,329.86

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Solution

The fourth proportional to 113,319.75, 156,384.69 and 62,329.86 is: 86,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,319.75 : 156,384.69 = 62,329.86 : x
  2. Step 2: Convert to fraction form
    113,319.75/156,384.69 = 62,329.86/x
  3. Step 3: Cross multiply
    113,319.75x = 156,384.69 × 62,329.86
  4. Step 4: Simplify right side
    113,319.75x = 9,747,435,833.84
  5. Step 5: Solve for x
    x = 9,747,435,833.84/113,319.75
  6. Step 6: Final answer
    x = 86,017.10

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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.