Home / 269,926.92-404,848.88-90,015.50

Finding the Fourth Proportional to 269,926.92, 404,848.88 and 90,015.50

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Solution

The fourth proportional to 269,926.92, 404,848.88 and 90,015.50 is: 135,009.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,926.92 : 404,848.88 = 90,015.50 : x
  2. Step 2: Convert to fraction form
    269,926.92/404,848.88 = 90,015.50/x
  3. Step 3: Cross multiply
    269,926.92x = 404,848.88 × 90,015.50
  4. Step 4: Simplify right side
    269,926.92x = 36,442,671,883.32
  5. Step 5: Solve for x
    x = 36,442,671,883.32/269,926.92
  6. Step 6: Final answer
    x = 135,009.40

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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.