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Finding the Fourth Proportional to 73,868.76, 110,803.14 and 34,453.44

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Solution

The fourth proportional to 73,868.76, 110,803.14 and 34,453.44 is: 51,680.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,868.76 : 110,803.14 = 34,453.44 : x
  2. Step 2: Convert to fraction form
    73,868.76/110,803.14 = 34,453.44/x
  3. Step 3: Cross multiply
    73,868.76x = 110,803.14 × 34,453.44
  4. Step 4: Simplify right side
    73,868.76x = 3,817,549,335.80
  5. Step 5: Solve for x
    x = 3,817,549,335.80/73,868.76
  6. Step 6: Final answer
    x = 51,680.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.