Home / 135,616.26-203,424.40-52,510.26

Finding the Fourth Proportional to 135,616.26, 203,424.40 and 52,510.26

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Solution

The fourth proportional to 135,616.26, 203,424.40 and 52,510.26 is: 78,765.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,616.26 : 203,424.40 = 52,510.26 : x
  2. Step 2: Convert to fraction form
    135,616.26/203,424.40 = 52,510.26/x
  3. Step 3: Cross multiply
    135,616.26x = 203,424.40 × 52,510.26
  4. Step 4: Simplify right side
    135,616.26x = 10,681,868,134.34
  5. Step 5: Solve for x
    x = 10,681,868,134.34/135,616.26
  6. Step 6: Final answer
    x = 78,765.39

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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.