Home / 113,249.64-156,281.22-62,262.47

Finding the Fourth Proportional to 113,249.64, 156,281.22 and 62,262.47

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Solution

The fourth proportional to 113,249.64, 156,281.22 and 62,262.47 is: 85,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,249.64 : 156,281.22 = 62,262.47 : x
  2. Step 2: Convert to fraction form
    113,249.64/156,281.22 = 62,262.47/x
  3. Step 3: Cross multiply
    113,249.64x = 156,281.22 × 62,262.47
  4. Step 4: Simplify right side
    113,249.64x = 9,730,454,771.81
  5. Step 5: Solve for x
    x = 9,730,454,771.81/113,249.64
  6. Step 6: Final answer
    x = 85,920.40

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1.5x scale

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.