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Finding the Fourth Proportional to 180,127.77, 270,197.12 and 61,797.39

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Solution

The fourth proportional to 180,127.77, 270,197.12 and 61,797.39 is: 92,697.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,127.77 : 270,197.12 = 61,797.39 : x
  2. Step 2: Convert to fraction form
    180,127.77/270,197.12 = 61,797.39/x
  3. Step 3: Cross multiply
    180,127.77x = 270,197.12 × 61,797.39
  4. Step 4: Simplify right side
    180,127.77x = 16,697,476,801.52
  5. Step 5: Solve for x
    x = 16,697,476,801.52/180,127.77
  6. Step 6: Final answer
    x = 92,697.96

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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.