Home / 136,267.53-204,408.05-52,011.87

Finding the Fourth Proportional to 136,267.53, 204,408.05 and 52,011.87

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Solution

The fourth proportional to 136,267.53, 204,408.05 and 52,011.87 is: 78,020.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,267.53 : 204,408.05 = 52,011.87 : x
  2. Step 2: Convert to fraction form
    136,267.53/204,408.05 = 52,011.87/x
  3. Step 3: Cross multiply
    136,267.53x = 204,408.05 × 52,011.87
  4. Step 4: Simplify right side
    136,267.53x = 10,631,644,663.49
  5. Step 5: Solve for x
    x = 10,631,644,663.49/136,267.53
  6. Step 6: Final answer
    x = 78,020.38

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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.