Home / 181,666.20-272,499.30-135,010.20

Finding the Fourth Proportional to 181,666.20, 272,499.30 and 135,010.20

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Solution

The fourth proportional to 181,666.20, 272,499.30 and 135,010.20 is: 202,515.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,666.20 : 272,499.30 = 135,010.20 : x
  2. Step 2: Convert to fraction form
    181,666.20/272,499.30 = 135,010.20/x
  3. Step 3: Cross multiply
    181,666.20x = 272,499.30 × 135,010.20
  4. Step 4: Simplify right side
    181,666.20x = 36,790,184,992.86
  5. Step 5: Solve for x
    x = 36,790,184,992.86/181,666.20
  6. Step 6: Final answer
    x = 202,515.30

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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.