Home / 90,468.27-124,831.26-50,175.63

Finding the Fourth Proportional to 90,468.27, 124,831.26 and 50,175.63

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Solution

The fourth proportional to 90,468.27, 124,831.26 and 50,175.63 is: 69,234.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,468.27 : 124,831.26 = 50,175.63 : x
  2. Step 2: Convert to fraction form
    90,468.27/124,831.26 = 50,175.63/x
  3. Step 3: Cross multiply
    90,468.27x = 124,831.26 × 50,175.63
  4. Step 4: Simplify right side
    90,468.27x = 6,263,487,114.19
  5. Step 5: Solve for x
    x = 6,263,487,114.19/90,468.27
  6. Step 6: Final answer
    x = 69,234.08

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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.