Home / 140,737.20-211,119.65-40,898.27

Finding the Fourth Proportional to 140,737.20, 211,119.65 and 40,898.27

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Solution

The fourth proportional to 140,737.20, 211,119.65 and 40,898.27 is: 61,351.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,737.20 : 211,119.65 = 40,898.27 : x
  2. Step 2: Convert to fraction form
    140,737.20/211,119.65 = 40,898.27/x
  3. Step 3: Cross multiply
    140,737.20x = 211,119.65 × 40,898.27
  4. Step 4: Simplify right side
    140,737.20x = 8,634,428,448.01
  5. Step 5: Solve for x
    x = 8,634,428,448.01/140,737.20
  6. Step 6: Final answer
    x = 61,351.43

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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.