Home / 80,496.32-111,082.74-44,685.41

Finding the Fourth Proportional to 80,496.32, 111,082.74 and 44,685.41

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Solution

The fourth proportional to 80,496.32, 111,082.74 and 44,685.41 is: 61,664.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,496.32 : 111,082.74 = 44,685.41 : x
  2. Step 2: Convert to fraction form
    80,496.32/111,082.74 = 44,685.41/x
  3. Step 3: Cross multiply
    80,496.32x = 111,082.74 × 44,685.41
  4. Step 4: Simplify right side
    80,496.32x = 4,963,777,780.82
  5. Step 5: Solve for x
    x = 4,963,777,780.82/80,496.32
  6. Step 6: Final answer
    x = 61,664.65

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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.