Home / 248,272.20-372,562.20-130,028.40

Finding the Fourth Proportional to 248,272.20, 372,562.20 and 130,028.40

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Solution

The fourth proportional to 248,272.20, 372,562.20 and 130,028.40 is: 195,123.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,272.20 : 372,562.20 = 130,028.40 : x
  2. Step 2: Convert to fraction form
    248,272.20/372,562.20 = 130,028.40/x
  3. Step 3: Cross multiply
    248,272.20x = 372,562.20 × 130,028.40
  4. Step 4: Simplify right side
    248,272.20x = 48,443,666,766.48
  5. Step 5: Solve for x
    x = 48,443,666,766.48/248,272.20
  6. Step 6: Final answer
    x = 195,123.20

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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.