Home / 92,272.68-127,336.31-49,831.20

Finding the Fourth Proportional to 92,272.68, 127,336.31 and 49,831.20

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Solution

The fourth proportional to 92,272.68, 127,336.31 and 49,831.20 is: 68,767.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,272.68 : 127,336.31 = 49,831.20 : x
  2. Step 2: Convert to fraction form
    92,272.68/127,336.31 = 49,831.20/x
  3. Step 3: Cross multiply
    92,272.68x = 127,336.31 × 49,831.20
  4. Step 4: Simplify right side
    92,272.68x = 6,345,320,881.72
  5. Step 5: Solve for x
    x = 6,345,320,881.72/92,272.68
  6. Step 6: Final answer
    x = 68,767.06

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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.