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Finding the Fourth Proportional to 80,314.34, 110,831.90 and 46,322.89

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Solution

The fourth proportional to 80,314.34, 110,831.90 and 46,322.89 is: 63,924.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,314.34 : 110,831.90 = 46,322.89 : x
  2. Step 2: Convert to fraction form
    80,314.34/110,831.90 = 46,322.89/x
  3. Step 3: Cross multiply
    80,314.34x = 110,831.90 × 46,322.89
  4. Step 4: Simplify right side
    80,314.34x = 5,134,053,403.50
  5. Step 5: Solve for x
    x = 5,134,053,403.50/80,314.34
  6. Step 6: Final answer
    x = 63,924.50

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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.