Home / 140,901.68-211,318.96-56,662.04

Finding the Fourth Proportional to 140,901.68, 211,318.96 and 56,662.04

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Solution

The fourth proportional to 140,901.68, 211,318.96 and 56,662.04 is: 84,979.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,901.68 : 211,318.96 = 56,662.04 : x
  2. Step 2: Convert to fraction form
    140,901.68/211,318.96 = 56,662.04/x
  3. Step 3: Cross multiply
    140,901.68x = 211,318.96 × 56,662.04
  4. Step 4: Simplify right side
    140,901.68x = 11,973,763,364.28
  5. Step 5: Solve for x
    x = 11,973,763,364.28/140,901.68
  6. Step 6: Final answer
    x = 84,979.56

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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.