Home / 140,278.93-210,418.85-35,097.90

Finding the Fourth Proportional to 140,278.93, 210,418.85 and 35,097.90

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Solution

The fourth proportional to 140,278.93, 210,418.85 and 35,097.90 is: 52,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,278.93 : 210,418.85 = 35,097.90 : x
  2. Step 2: Convert to fraction form
    140,278.93/210,418.85 = 35,097.90/x
  3. Step 3: Cross multiply
    140,278.93x = 210,418.85 × 35,097.90
  4. Step 4: Simplify right side
    140,278.93x = 7,385,259,755.42
  5. Step 5: Solve for x
    x = 7,385,259,755.42/140,278.93
  6. Step 6: Final answer
    x = 52,646.96

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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.