Home / 248,034.05-372,045.60-79,547.57

Finding the Fourth Proportional to 248,034.05, 372,045.60 and 79,547.57

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Solution

The fourth proportional to 248,034.05, 372,045.60 and 79,547.57 is: 119,319.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,034.05 : 372,045.60 = 79,547.57 : x
  2. Step 2: Convert to fraction form
    248,034.05/372,045.60 = 79,547.57/x
  3. Step 3: Cross multiply
    248,034.05x = 372,045.60 × 79,547.57
  4. Step 4: Simplify right side
    248,034.05x = 29,595,321,548.96
  5. Step 5: Solve for x
    x = 29,595,321,548.96/248,034.05
  6. Step 6: Final answer
    x = 119,319.59

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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.