Home / 448,513.14-672,655.10-132,896.24

Finding the Fourth Proportional to 448,513.14, 672,655.10 and 132,896.24

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Solution

The fourth proportional to 448,513.14, 672,655.10 and 132,896.24 is: 199,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,513.14 : 672,655.10 = 132,896.24 : x
  2. Step 2: Convert to fraction form
    448,513.14/672,655.10 = 132,896.24/x
  3. Step 3: Cross multiply
    448,513.14x = 672,655.10 × 132,896.24
  4. Step 4: Simplify right side
    448,513.14x = 89,393,333,606.82
  5. Step 5: Solve for x
    x = 89,393,333,606.82/448,513.14
  6. Step 6: Final answer
    x = 199,310.40

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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.