Home / 88,511.66-122,144.55-48,225.71

Finding the Fourth Proportional to 88,511.66, 122,144.55 and 48,225.71

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Solution

The fourth proportional to 88,511.66, 122,144.55 and 48,225.71 is: 66,550.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,511.66 : 122,144.55 = 48,225.71 : x
  2. Step 2: Convert to fraction form
    88,511.66/122,144.55 = 48,225.71/x
  3. Step 3: Cross multiply
    88,511.66x = 122,144.55 × 48,225.71
  4. Step 4: Simplify right side
    88,511.66x = 5,890,507,646.38
  5. Step 5: Solve for x
    x = 5,890,507,646.38/88,511.66
  6. Step 6: Final answer
    x = 66,550.64

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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.