Home / 336,917.48-505,374.15-84,196.67

Finding the Fourth Proportional to 336,917.48, 505,374.15 and 84,196.67

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Solution

The fourth proportional to 336,917.48, 505,374.15 and 84,196.67 is: 126,294.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,917.48 : 505,374.15 = 84,196.67 : x
  2. Step 2: Convert to fraction form
    336,917.48/505,374.15 = 84,196.67/x
  3. Step 3: Cross multiply
    336,917.48x = 505,374.15 × 84,196.67
  4. Step 4: Simplify right side
    336,917.48x = 42,550,818,007.21
  5. Step 5: Solve for x
    x = 42,550,818,007.21/336,917.48
  6. Step 6: Final answer
    x = 126,294.48

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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.