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Finding the Fourth Proportional to 80,341.89, 110,870.70 and 44,531.13

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Solution

The fourth proportional to 80,341.89, 110,870.70 and 44,531.13 is: 61,452.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,341.89 : 110,870.70 = 44,531.13 : x
  2. Step 2: Convert to fraction form
    80,341.89/110,870.70 = 44,531.13/x
  3. Step 3: Cross multiply
    80,341.89x = 110,870.70 × 44,531.13
  4. Step 4: Simplify right side
    80,341.89x = 4,937,197,554.89
  5. Step 5: Solve for x
    x = 4,937,197,554.89/80,341.89
  6. Step 6: Final answer
    x = 61,452.35

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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.