Home / 140,732.43-211,120.52-47,260.05

Finding the Fourth Proportional to 140,732.43, 211,120.52 and 47,260.05

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Solution

The fourth proportional to 140,732.43, 211,120.52 and 47,260.05 is: 70,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,732.43 : 211,120.52 = 47,260.05 : x
  2. Step 2: Convert to fraction form
    140,732.43/211,120.52 = 47,260.05/x
  3. Step 3: Cross multiply
    140,732.43x = 211,120.52 × 47,260.05
  4. Step 4: Simplify right side
    140,732.43x = 9,977,566,331.23
  5. Step 5: Solve for x
    x = 9,977,566,331.23/140,732.43
  6. Step 6: Final answer
    x = 70,897.42

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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.