Home / 180,857.35-271,320.05-72,794.98

Finding the Fourth Proportional to 180,857.35, 271,320.05 and 72,794.98

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Solution

The fourth proportional to 180,857.35, 271,320.05 and 72,794.98 is: 109,206.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,857.35 : 271,320.05 = 72,794.98 : x
  2. Step 2: Convert to fraction form
    180,857.35/271,320.05 = 72,794.98/x
  3. Step 3: Cross multiply
    180,857.35x = 271,320.05 × 72,794.98
  4. Step 4: Simplify right side
    180,857.35x = 19,750,737,613.35
  5. Step 5: Solve for x
    x = 19,750,737,613.35/180,857.35
  6. Step 6: Final answer
    x = 109,206.17

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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.