Home / 101,748.24-152,619.84-35,186.40

Finding the Fourth Proportional to 101,748.24, 152,619.84 and 35,186.40

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Solution

The fourth proportional to 101,748.24, 152,619.84 and 35,186.40 is: 52,778.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,748.24 : 152,619.84 = 35,186.40 : x
  2. Step 2: Convert to fraction form
    101,748.24/152,619.84 = 35,186.40/x
  3. Step 3: Cross multiply
    101,748.24x = 152,619.84 × 35,186.40
  4. Step 4: Simplify right side
    101,748.24x = 5,370,142,738.18
  5. Step 5: Solve for x
    x = 5,370,142,738.18/101,748.24
  6. Step 6: Final answer
    x = 52,778.73

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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.