Home / 113,455.26-156,568.28-62,468.19

Finding the Fourth Proportional to 113,455.26, 156,568.28 and 62,468.19

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Solution

The fourth proportional to 113,455.26, 156,568.28 and 62,468.19 is: 86,206.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,455.26 : 156,568.28 = 62,468.19 : x
  2. Step 2: Convert to fraction form
    113,455.26/156,568.28 = 62,468.19/x
  3. Step 3: Cross multiply
    113,455.26x = 156,568.28 × 62,468.19
  4. Step 4: Simplify right side
    113,455.26x = 9,780,536,750.67
  5. Step 5: Solve for x
    x = 9,780,536,750.67/113,455.26
  6. Step 6: Final answer
    x = 86,206.11

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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.