Home / 269,088.18-403,403.06-119,246.78

Finding the Fourth Proportional to 269,088.18, 403,403.06 and 119,246.78

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Solution

The fourth proportional to 269,088.18, 403,403.06 and 119,246.78 is: 178,768.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,088.18 : 403,403.06 = 119,246.78 : x
  2. Step 2: Convert to fraction form
    269,088.18/403,403.06 = 119,246.78/x
  3. Step 3: Cross multiply
    269,088.18x = 403,403.06 × 119,246.78
  4. Step 4: Simplify right side
    269,088.18x = 48,104,513,333.90
  5. Step 5: Solve for x
    x = 48,104,513,333.90/269,088.18
  6. Step 6: Final answer
    x = 178,768.59

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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.