Home / 248,488.09-342,928.01-187,124.43

Finding the Fourth Proportional to 248,488.09, 342,928.01 and 187,124.43

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Solution

The fourth proportional to 248,488.09, 342,928.01 and 187,124.43 is: 258,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,488.09 : 342,928.01 = 187,124.43 : x
  2. Step 2: Convert to fraction form
    248,488.09/342,928.01 = 187,124.43/x
  3. Step 3: Cross multiply
    248,488.09x = 342,928.01 × 187,124.43
  4. Step 4: Simplify right side
    248,488.09x = 64,170,208,402.28
  5. Step 5: Solve for x
    x = 64,170,208,402.28/248,488.09
  6. Step 6: Final answer
    x = 258,242.59

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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.