Home / 88,684.32-122,386.95-48,400.66

Finding the Fourth Proportional to 88,684.32, 122,386.95 and 48,400.66

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Solution

The fourth proportional to 88,684.32, 122,386.95 and 48,400.66 is: 66,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,684.32 : 122,386.95 = 48,400.66 : x
  2. Step 2: Convert to fraction form
    88,684.32/122,386.95 = 48,400.66/x
  3. Step 3: Cross multiply
    88,684.32x = 122,386.95 × 48,400.66
  4. Step 4: Simplify right side
    88,684.32x = 5,923,608,849.42
  5. Step 5: Solve for x
    x = 5,923,608,849.42/88,684.32
  6. Step 6: Final answer
    x = 66,794.32

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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.