Home / 248,103.04-342,374.88-140,682.88

Finding the Fourth Proportional to 248,103.04, 342,374.88 and 140,682.88

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Solution

The fourth proportional to 248,103.04, 342,374.88 and 140,682.88 is: 194,138.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,103.04 : 342,374.88 = 140,682.88 : x
  2. Step 2: Convert to fraction form
    248,103.04/342,374.88 = 140,682.88/x
  3. Step 3: Cross multiply
    248,103.04x = 342,374.88 × 140,682.88
  4. Step 4: Simplify right side
    248,103.04x = 48,166,284,158.05
  5. Step 5: Solve for x
    x = 48,166,284,158.05/248,103.04
  6. Step 6: Final answer
    x = 194,138.23

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1.5x scale

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.