Home / 88,607.28-122,278.25-50,367.08

Finding the Fourth Proportional to 88,607.28, 122,278.25 and 50,367.08

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Solution

The fourth proportional to 88,607.28, 122,278.25 and 50,367.08 is: 69,506.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,607.28 : 122,278.25 = 50,367.08 : x
  2. Step 2: Convert to fraction form
    88,607.28/122,278.25 = 50,367.08/x
  3. Step 3: Cross multiply
    88,607.28x = 122,278.25 × 50,367.08
  4. Step 4: Simplify right side
    88,607.28x = 6,158,798,831.62
  5. Step 5: Solve for x
    x = 6,158,798,831.62/88,607.28
  6. Step 6: Final answer
    x = 69,506.69

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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.