Home / 140,902.68-211,320.46-56,663.04

Finding the Fourth Proportional to 140,902.68, 211,320.46 and 56,663.04

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Solution

The fourth proportional to 140,902.68, 211,320.46 and 56,663.04 is: 84,981.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,902.68 : 211,320.46 = 56,663.04 : x
  2. Step 2: Convert to fraction form
    140,902.68/211,320.46 = 56,663.04/x
  3. Step 3: Cross multiply
    140,902.68x = 211,320.46 × 56,663.04
  4. Step 4: Simplify right side
    140,902.68x = 11,974,059,677.80
  5. Step 5: Solve for x
    x = 11,974,059,677.80/140,902.68
  6. Step 6: Final answer
    x = 84,981.06

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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.