Home / 90,452.03-124,831.44-50,178.75

Finding the Fourth Proportional to 90,452.03, 124,831.44 and 50,178.75

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Solution

The fourth proportional to 90,452.03, 124,831.44 and 50,178.75 is: 69,250.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,452.03 : 124,831.44 = 50,178.75 : x
  2. Step 2: Convert to fraction form
    90,452.03/124,831.44 = 50,178.75/x
  3. Step 3: Cross multiply
    90,452.03x = 124,831.44 × 50,178.75
  4. Step 4: Simplify right side
    90,452.03x = 6,263,885,619.90
  5. Step 5: Solve for x
    x = 6,263,885,619.90/90,452.03
  6. Step 6: Final answer
    x = 69,250.92

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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.