Home / 269,240.83-403,909.28-89,337.07

Finding the Fourth Proportional to 269,240.83, 403,909.28 and 89,337.07

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Solution

The fourth proportional to 269,240.83, 403,909.28 and 89,337.07 is: 134,021.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,240.83 : 403,909.28 = 89,337.07 : x
  2. Step 2: Convert to fraction form
    269,240.83/403,909.28 = 89,337.07/x
  3. Step 3: Cross multiply
    269,240.83x = 403,909.28 × 89,337.07
  4. Step 4: Simplify right side
    269,240.83x = 36,084,071,621.01
  5. Step 5: Solve for x
    x = 36,084,071,621.01/269,240.83
  6. Step 6: Final answer
    x = 134,021.54

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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.