Home / 448,917.16-673,251.15-124,630.75

Finding the Fourth Proportional to 448,917.16, 673,251.15 and 124,630.75

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Solution

The fourth proportional to 448,917.16, 673,251.15 and 124,630.75 is: 186,911.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,917.16 : 673,251.15 = 124,630.75 : x
  2. Step 2: Convert to fraction form
    448,917.16/673,251.15 = 124,630.75/x
  3. Step 3: Cross multiply
    448,917.16x = 673,251.15 × 124,630.75
  4. Step 4: Simplify right side
    448,917.16x = 83,907,795,762.86
  5. Step 5: Solve for x
    x = 83,907,795,762.86/448,917.16
  6. Step 6: Final answer
    x = 186,911.54

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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.