Home / 245,375.42-338,592.24-136,462.14

Finding the Fourth Proportional to 245,375.42, 338,592.24 and 136,462.14

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Solution

The fourth proportional to 245,375.42, 338,592.24 and 136,462.14 is: 188,303.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,375.42 : 338,592.24 = 136,462.14 : x
  2. Step 2: Convert to fraction form
    245,375.42/338,592.24 = 136,462.14/x
  3. Step 3: Cross multiply
    245,375.42x = 338,592.24 × 136,462.14
  4. Step 4: Simplify right side
    245,375.42x = 46,205,021,657.79
  5. Step 5: Solve for x
    x = 46,205,021,657.79/245,375.42
  6. Step 6: Final answer
    x = 188,303.39

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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.