Home / 140,882.90-211,301.87-52,116.21

Finding the Fourth Proportional to 140,882.90, 211,301.87 and 52,116.21

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Solution

The fourth proportional to 140,882.90, 211,301.87 and 52,116.21 is: 78,166.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,882.90 : 211,301.87 = 52,116.21 : x
  2. Step 2: Convert to fraction form
    140,882.90/211,301.87 = 52,116.21/x
  3. Step 3: Cross multiply
    140,882.90x = 211,301.87 × 52,116.21
  4. Step 4: Simplify right side
    140,882.90x = 11,012,252,369.73
  5. Step 5: Solve for x
    x = 11,012,252,369.73/140,882.90
  6. Step 6: Final answer
    x = 78,166.00

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1.5x scale

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.