Home / 248,646.78-372,882.33-80,160.30

Finding the Fourth Proportional to 248,646.78, 372,882.33 and 80,160.30

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Solution

The fourth proportional to 248,646.78, 372,882.33 and 80,160.30 is: 120,212.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,646.78 : 372,882.33 = 80,160.30 : x
  2. Step 2: Convert to fraction form
    248,646.78/372,882.33 = 80,160.30/x
  3. Step 3: Cross multiply
    248,646.78x = 372,882.33 × 80,160.30
  4. Step 4: Simplify right side
    248,646.78x = 29,890,359,437.50
  5. Step 5: Solve for x
    x = 29,890,359,437.50/248,646.78
  6. Step 6: Final answer
    x = 120,212.13

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1.5x scale

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.