Home / 88,987.26-122,800.78-48,700.22

Finding the Fourth Proportional to 88,987.26, 122,800.78 and 48,700.22

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Solution

The fourth proportional to 88,987.26, 122,800.78 and 48,700.22 is: 67,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,987.26 : 122,800.78 = 48,700.22 : x
  2. Step 2: Convert to fraction form
    88,987.26/122,800.78 = 48,700.22/x
  3. Step 3: Cross multiply
    88,987.26x = 122,800.78 × 48,700.22
  4. Step 4: Simplify right side
    88,987.26x = 5,980,424,449.04
  5. Step 5: Solve for x
    x = 5,980,424,449.04/88,987.26
  6. Step 6: Final answer
    x = 67,205.40

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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.