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Finding the Fourth Proportional to 112,526.34, 168,764.39 and 33,630.31

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Solution

The fourth proportional to 112,526.34, 168,764.39 and 33,630.31 is: 50,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,526.34 : 168,764.39 = 33,630.31 : x
  2. Step 2: Convert to fraction form
    112,526.34/168,764.39 = 33,630.31/x
  3. Step 3: Cross multiply
    112,526.34x = 168,764.39 × 33,630.31
  4. Step 4: Simplify right side
    112,526.34x = 5,675,598,752.66
  5. Step 5: Solve for x
    x = 5,675,598,752.66/112,526.34
  6. Step 6: Final answer
    x = 50,437.96

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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.