Home / 187,065.36-280,623.42-60,664.38

Finding the Fourth Proportional to 187,065.36, 280,623.42 and 60,664.38

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Solution

The fourth proportional to 187,065.36, 280,623.42 and 60,664.38 is: 91,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,065.36 : 280,623.42 = 60,664.38 : x
  2. Step 2: Convert to fraction form
    187,065.36/280,623.42 = 60,664.38/x
  3. Step 3: Cross multiply
    187,065.36x = 280,623.42 × 60,664.38
  4. Step 4: Simplify right side
    187,065.36x = 17,023,845,787.78
  5. Step 5: Solve for x
    x = 17,023,845,787.78/187,065.36
  6. Step 6: Final answer
    x = 91,004.80

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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.