Home / 101,996.24-140,754.48-56,674.04

Finding the Fourth Proportional to 101,996.24, 140,754.48 and 56,674.04

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Solution

The fourth proportional to 101,996.24, 140,754.48 and 56,674.04 is: 78,209.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,996.24 : 140,754.48 = 56,674.04 : x
  2. Step 2: Convert to fraction form
    101,996.24/140,754.48 = 56,674.04/x
  3. Step 3: Cross multiply
    101,996.24x = 140,754.48 × 56,674.04
  4. Step 4: Simplify right side
    101,996.24x = 7,977,125,029.70
  5. Step 5: Solve for x
    x = 7,977,125,029.70/101,996.24
  6. Step 6: Final answer
    x = 78,209.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.