Home / 448,065.24-672,114.20-148,572.02

Finding the Fourth Proportional to 448,065.24, 672,114.20 and 148,572.02

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Solution

The fourth proportional to 448,065.24, 672,114.20 and 148,572.02 is: 222,863.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,065.24 : 672,114.20 = 148,572.02 : x
  2. Step 2: Convert to fraction form
    448,065.24/672,114.20 = 148,572.02/x
  3. Step 3: Cross multiply
    448,065.24x = 672,114.20 × 148,572.02
  4. Step 4: Simplify right side
    448,065.24x = 99,857,364,364.68
  5. Step 5: Solve for x
    x = 99,857,364,364.68/448,065.24
  6. Step 6: Final answer
    x = 222,863.45

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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.