Home / 140,191.86-210,207-95,872.32

Finding the Fourth Proportional to 140,191.86, 210,207 and 95,872.32

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Solution

The fourth proportional to 140,191.86, 210,207 and 95,872.32 is: 143,753.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,191.86 : 210,207 = 95,872.32 : x
  2. Step 2: Convert to fraction form
    140,191.86/210,207 = 95,872.32/x
  3. Step 3: Cross multiply
    140,191.86x = 210,207 × 95,872.32
  4. Step 4: Simplify right side
    140,191.86x = 20,153,032,770.24
  5. Step 5: Solve for x
    x = 20,153,032,770.24/140,191.86
  6. Step 6: Final answer
    x = 143,753.23

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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.