Home / 140,860.62-211,298.63-35,680.50

Finding the Fourth Proportional to 140,860.62, 211,298.63 and 35,680.50

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Solution

The fourth proportional to 140,860.62, 211,298.63 and 35,680.50 is: 53,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,860.62 : 211,298.63 = 35,680.50 : x
  2. Step 2: Convert to fraction form
    140,860.62/211,298.63 = 35,680.50/x
  3. Step 3: Cross multiply
    140,860.62x = 211,298.63 × 35,680.50
  4. Step 4: Simplify right side
    140,860.62x = 7,539,240,589.31
  5. Step 5: Solve for x
    x = 7,539,240,589.31/140,860.62
  6. Step 6: Final answer
    x = 53,522.70

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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.