Home / 140,752.62-211,131.63-45,983.07

Finding the Fourth Proportional to 140,752.62, 211,131.63 and 45,983.07

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Solution

The fourth proportional to 140,752.62, 211,131.63 and 45,983.07 is: 68,975.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,752.62 : 211,131.63 = 45,983.07 : x
  2. Step 2: Convert to fraction form
    140,752.62/211,131.63 = 45,983.07/x
  3. Step 3: Cross multiply
    140,752.62x = 211,131.63 × 45,983.07
  4. Step 4: Simplify right side
    140,752.62x = 9,708,480,521.50
  5. Step 5: Solve for x
    x = 9,708,480,521.50/140,752.62
  6. Step 6: Final answer
    x = 68,975.49

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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.