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Finding the Fourth Proportional to 180,127.74, 270,191.19 and 169,166.76

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Solution

The fourth proportional to 180,127.74, 270,191.19 and 169,166.76 is: 253,749.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,127.74 : 270,191.19 = 169,166.76 : x
  2. Step 2: Convert to fraction form
    180,127.74/270,191.19 = 169,166.76/x
  3. Step 3: Cross multiply
    180,127.74x = 270,191.19 × 169,166.76
  4. Step 4: Simplify right side
    180,127.74x = 45,707,368,192.84
  5. Step 5: Solve for x
    x = 45,707,368,192.84/180,127.74
  6. Step 6: Final answer
    x = 253,749.75

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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.