Home / 448,075.93-672,245.12-132,541.24

Finding the Fourth Proportional to 448,075.93, 672,245.12 and 132,541.24

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Solution

The fourth proportional to 448,075.93, 672,245.12 and 132,541.24 is: 198,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,075.93 : 672,245.12 = 132,541.24 : x
  2. Step 2: Convert to fraction form
    448,075.93/672,245.12 = 132,541.24/x
  3. Step 3: Cross multiply
    448,075.93x = 672,245.12 × 132,541.24
  4. Step 4: Simplify right side
    448,075.93x = 89,100,201,788.75
  5. Step 5: Solve for x
    x = 89,100,201,788.75/448,075.93
  6. Step 6: Final answer
    x = 198,850.68

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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.