Home / 448,756.20-672,937.34-168,076.60

Finding the Fourth Proportional to 448,756.20, 672,937.34 and 168,076.60

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Solution

The fourth proportional to 448,756.20, 672,937.34 and 168,076.60 is: 252,041.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,756.20 : 672,937.34 = 168,076.60 : x
  2. Step 2: Convert to fraction form
    448,756.20/672,937.34 = 168,076.60/x
  3. Step 3: Cross multiply
    448,756.20x = 672,937.34 × 168,076.60
  4. Step 4: Simplify right side
    448,756.20x = 113,105,020,120.24
  5. Step 5: Solve for x
    x = 113,105,020,120.24/448,756.20
  6. Step 6: Final answer
    x = 252,041.13

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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.