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Finding the Fourth Proportional to 248,595.69, 372,559.82 and 136,106.13

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Solution

The fourth proportional to 248,595.69, 372,559.82 and 136,106.13 is: 203,976.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,595.69 : 372,559.82 = 136,106.13 : x
  2. Step 2: Convert to fraction form
    248,595.69/372,559.82 = 136,106.13/x
  3. Step 3: Cross multiply
    248,595.69x = 372,559.82 × 136,106.13
  4. Step 4: Simplify right side
    248,595.69x = 50,707,674,613.17
  5. Step 5: Solve for x
    x = 50,707,674,613.17/248,595.69
  6. Step 6: Final answer
    x = 203,976.48

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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.