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Finding the Fourth Proportional to 163,635.30, 225,818.07 and 92,014.70

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Solution

The fourth proportional to 163,635.30, 225,818.07 and 92,014.70 is: 126,981.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,635.30 : 225,818.07 = 92,014.70 : x
  2. Step 2: Convert to fraction form
    163,635.30/225,818.07 = 92,014.70/x
  3. Step 3: Cross multiply
    163,635.30x = 225,818.07 × 92,014.70
  4. Step 4: Simplify right side
    163,635.30x = 20,778,581,965.63
  5. Step 5: Solve for x
    x = 20,778,581,965.63/163,635.30
  6. Step 6: Final answer
    x = 126,981.05

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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.