Home / 448,546.02-672,948.90-133,010.52

Finding the Fourth Proportional to 448,546.02, 672,948.90 and 133,010.52

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Solution

The fourth proportional to 448,546.02, 672,948.90 and 133,010.52 is: 199,554.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,546.02 : 672,948.90 = 133,010.52 : x
  2. Step 2: Convert to fraction form
    448,546.02/672,948.90 = 133,010.52/x
  3. Step 3: Cross multiply
    448,546.02x = 672,948.90 × 133,010.52
  4. Step 4: Simplify right side
    448,546.02x = 89,509,283,122.43
  5. Step 5: Solve for x
    x = 89,509,283,122.43/448,546.02
  6. Step 6: Final answer
    x = 199,554.29

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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.