Home / 187,086.07-280,588.08-53,937.39

Finding the Fourth Proportional to 187,086.07, 280,588.08 and 53,937.39

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Solution

The fourth proportional to 187,086.07, 280,588.08 and 53,937.39 is: 80,894.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,086.07 : 280,588.08 = 53,937.39 : x
  2. Step 2: Convert to fraction form
    187,086.07/280,588.08 = 53,937.39/x
  3. Step 3: Cross multiply
    187,086.07x = 280,588.08 × 53,937.39
  4. Step 4: Simplify right side
    187,086.07x = 15,134,189,954.78
  5. Step 5: Solve for x
    x = 15,134,189,954.78/187,086.07
  6. Step 6: Final answer
    x = 80,894.26

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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.