Home / 282,929.88-424,388.66-133,087.11

Finding the Fourth Proportional to 282,929.88, 424,388.66 and 133,087.11

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Solution

The fourth proportional to 282,929.88, 424,388.66 and 133,087.11 is: 199,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,929.88 : 424,388.66 = 133,087.11 : x
  2. Step 2: Convert to fraction form
    282,929.88/424,388.66 = 133,087.11/x
  3. Step 3: Cross multiply
    282,929.88x = 424,388.66 × 133,087.11
  4. Step 4: Simplify right side
    282,929.88x = 56,480,659,610.74
  5. Step 5: Solve for x
    x = 56,480,659,610.74/282,929.88
  6. Step 6: Final answer
    x = 199,627.77

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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.