Home / 247,089.12-340,973.82-133,909.44

Finding the Fourth Proportional to 247,089.12, 340,973.82 and 133,909.44

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Solution

The fourth proportional to 247,089.12, 340,973.82 and 133,909.44 is: 184,790.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,089.12 : 340,973.82 = 133,909.44 : x
  2. Step 2: Convert to fraction form
    247,089.12/340,973.82 = 133,909.44/x
  3. Step 3: Cross multiply
    247,089.12x = 340,973.82 × 133,909.44
  4. Step 4: Simplify right side
    247,089.12x = 45,659,613,290.86
  5. Step 5: Solve for x
    x = 45,659,613,290.86/247,089.12
  6. Step 6: Final answer
    x = 184,790.06

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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.