Home / 140,747.28-211,120.86-35,566.24

Finding the Fourth Proportional to 140,747.28, 211,120.86 and 35,566.24

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Solution

The fourth proportional to 140,747.28, 211,120.86 and 35,566.24 is: 53,349.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,747.28 : 211,120.86 = 35,566.24 : x
  2. Step 2: Convert to fraction form
    140,747.28/211,120.86 = 35,566.24/x
  3. Step 3: Cross multiply
    140,747.28x = 211,120.86 × 35,566.24
  4. Step 4: Simplify right side
    140,747.28x = 7,508,775,175.77
  5. Step 5: Solve for x
    x = 7,508,775,175.77/140,747.28
  6. Step 6: Final answer
    x = 53,349.34

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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.