Home / 248,282.20-372,577.20-130,038.40

Finding the Fourth Proportional to 248,282.20, 372,577.20 and 130,038.40

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Solution

The fourth proportional to 248,282.20, 372,577.20 and 130,038.40 is: 195,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,282.20 : 372,577.20 = 130,038.40 : x
  2. Step 2: Convert to fraction form
    248,282.20/372,577.20 = 130,038.40/x
  3. Step 3: Cross multiply
    248,282.20x = 372,577.20 × 130,038.40
  4. Step 4: Simplify right side
    248,282.20x = 48,449,342,964.48
  5. Step 5: Solve for x
    x = 48,449,342,964.48/248,282.20
  6. Step 6: Final answer
    x = 195,138.21

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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.