Home / 248,350.08-342,770.35-140,930.11

Finding the Fourth Proportional to 248,350.08, 342,770.35 and 140,930.11

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Solution

The fourth proportional to 248,350.08, 342,770.35 and 140,930.11 is: 194,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,350.08 : 342,770.35 = 140,930.11 : x
  2. Step 2: Convert to fraction form
    248,350.08/342,770.35 = 140,930.11/x
  3. Step 3: Cross multiply
    248,350.08x = 342,770.35 × 140,930.11
  4. Step 4: Simplify right side
    248,350.08x = 48,306,663,130.24
  5. Step 5: Solve for x
    x = 48,306,663,130.24/248,350.08
  6. Step 6: Final answer
    x = 194,510.36

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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.