Home / 88,558.11-122,208.62-48,272.22

Finding the Fourth Proportional to 88,558.11, 122,208.62 and 48,272.22

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Solution

The fourth proportional to 88,558.11, 122,208.62 and 48,272.22 is: 66,614.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,558.11 : 122,208.62 = 48,272.22 : x
  2. Step 2: Convert to fraction form
    88,558.11/122,208.62 = 48,272.22/x
  3. Step 3: Cross multiply
    88,558.11x = 122,208.62 × 48,272.22
  4. Step 4: Simplify right side
    88,558.11x = 5,899,281,149.18
  5. Step 5: Solve for x
    x = 5,899,281,149.18/88,558.11
  6. Step 6: Final answer
    x = 66,614.80

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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.