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Finding the Fourth Proportional to 34,200.76, 47,186.76 and 33,073.24

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Solution

The fourth proportional to 34,200.76, 47,186.76 and 33,073.24 is: 45,631.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,200.76 : 47,186.76 = 33,073.24 : x
  2. Step 2: Convert to fraction form
    34,200.76/47,186.76 = 33,073.24/x
  3. Step 3: Cross multiply
    34,200.76x = 47,186.76 × 33,073.24
  4. Step 4: Simplify right side
    34,200.76x = 1,560,619,038.30
  5. Step 5: Solve for x
    x = 1,560,619,038.30/34,200.76
  6. Step 6: Final answer
    x = 45,631.12

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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.