Home / 87,106.16-120,205.04-48,867.15

Finding the Fourth Proportional to 87,106.16, 120,205.04 and 48,867.15

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Solution

The fourth proportional to 87,106.16, 120,205.04 and 48,867.15 is: 67,435.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,106.16 : 120,205.04 = 48,867.15 : x
  2. Step 2: Convert to fraction form
    87,106.16/120,205.04 = 48,867.15/x
  3. Step 3: Cross multiply
    87,106.16x = 120,205.04 × 48,867.15
  4. Step 4: Simplify right side
    87,106.16x = 5,874,077,388.15
  5. Step 5: Solve for x
    x = 5,874,077,388.15/87,106.16
  6. Step 6: Final answer
    x = 67,435.84

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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.