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Finding the Fourth Proportional to 80,312.60, 110,831.28 and 44,504.93

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Solution

The fourth proportional to 80,312.60, 110,831.28 and 44,504.93 is: 61,416.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,312.60 : 110,831.28 = 44,504.93 : x
  2. Step 2: Convert to fraction form
    80,312.60/110,831.28 = 44,504.93/x
  3. Step 3: Cross multiply
    80,312.60x = 110,831.28 × 44,504.93
  4. Step 4: Simplify right side
    80,312.60x = 4,932,538,358.21
  5. Step 5: Solve for x
    x = 4,932,538,358.21/80,312.60
  6. Step 6: Final answer
    x = 61,416.74

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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.