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Finding the Fourth Proportional to 80,013.49, 110,418.27 and 44,203.51

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Solution

The fourth proportional to 80,013.49, 110,418.27 and 44,203.51 is: 61,000.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,013.49 : 110,418.27 = 44,203.51 : x
  2. Step 2: Convert to fraction form
    80,013.49/110,418.27 = 44,203.51/x
  3. Step 3: Cross multiply
    80,013.49x = 110,418.27 × 44,203.51
  4. Step 4: Simplify right side
    80,013.49x = 4,880,875,102.13
  5. Step 5: Solve for x
    x = 4,880,875,102.13/80,013.49
  6. Step 6: Final answer
    x = 61,000.65

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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.