Home / 80,378.34-110,923.44-44,569.86

Finding the Fourth Proportional to 80,378.34, 110,923.44 and 44,569.86

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Solution

The fourth proportional to 80,378.34, 110,923.44 and 44,569.86 is: 61,507.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,378.34 : 110,923.44 = 44,569.86 : x
  2. Step 2: Convert to fraction form
    80,378.34/110,923.44 = 44,569.86/x
  3. Step 3: Cross multiply
    80,378.34x = 110,923.44 × 44,569.86
  4. Step 4: Simplify right side
    80,378.34x = 4,943,842,191.52
  5. Step 5: Solve for x
    x = 4,943,842,191.52/80,378.34
  6. Step 6: Final answer
    x = 61,507.14

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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.