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Finding the Fourth Proportional to 180,099.88, 269,908.34 and 140,167.08

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Solution

The fourth proportional to 180,099.88, 269,908.34 and 140,167.08 is: 210,062.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,099.88 : 269,908.34 = 140,167.08 : x
  2. Step 2: Convert to fraction form
    180,099.88/269,908.34 = 140,167.08/x
  3. Step 3: Cross multiply
    180,099.88x = 269,908.34 × 140,167.08
  4. Step 4: Simplify right side
    180,099.88x = 37,832,263,184.61
  5. Step 5: Solve for x
    x = 37,832,263,184.61/180,099.88
  6. Step 6: Final answer
    x = 210,062.68

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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.