Home / 236,421.48-354,605.92-84,612.44

Finding the Fourth Proportional to 236,421.48, 354,605.92 and 84,612.44

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Solution

The fourth proportional to 236,421.48, 354,605.92 and 84,612.44 is: 126,909.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,421.48 : 354,605.92 = 84,612.44 : x
  2. Step 2: Convert to fraction form
    236,421.48/354,605.92 = 84,612.44/x
  3. Step 3: Cross multiply
    236,421.48x = 354,605.92 × 84,612.44
  4. Step 4: Simplify right side
    236,421.48x = 30,004,072,129.64
  5. Step 5: Solve for x
    x = 30,004,072,129.64/236,421.48
  6. Step 6: Final answer
    x = 126,909.25

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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.