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Finding the Fourth Proportional to 80,341.36, 110,870.80 and 44,530.96

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Solution

The fourth proportional to 80,341.36, 110,870.80 and 44,530.96 is: 61,452.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,341.36 : 110,870.80 = 44,530.96 : x
  2. Step 2: Convert to fraction form
    80,341.36/110,870.80 = 44,530.96/x
  3. Step 3: Cross multiply
    80,341.36x = 110,870.80 × 44,530.96
  4. Step 4: Simplify right side
    80,341.36x = 4,937,183,159.97
  5. Step 5: Solve for x
    x = 4,937,183,159.97/80,341.36
  6. Step 6: Final answer
    x = 61,452.57

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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.