Home / 269,006.24-403,432.81-91,509.32

Finding the Fourth Proportional to 269,006.24, 403,432.81 and 91,509.32

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Solution

The fourth proportional to 269,006.24, 403,432.81 and 91,509.32 is: 137,237.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,006.24 : 403,432.81 = 91,509.32 : x
  2. Step 2: Convert to fraction form
    269,006.24/403,432.81 = 91,509.32/x
  3. Step 3: Cross multiply
    269,006.24x = 403,432.81 × 91,509.32
  4. Step 4: Simplify right side
    269,006.24x = 36,917,862,108.79
  5. Step 5: Solve for x
    x = 36,917,862,108.79/269,006.24
  6. Step 6: Final answer
    x = 137,237.94

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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.