Home / 210,717.28-290,553.37-134,115.04

Finding the Fourth Proportional to 210,717.28, 290,553.37 and 134,115.04

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Solution

The fourth proportional to 210,717.28, 290,553.37 and 134,115.04 is: 184,928.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,717.28 : 290,553.37 = 134,115.04 : x
  2. Step 2: Convert to fraction form
    210,717.28/290,553.37 = 134,115.04/x
  3. Step 3: Cross multiply
    210,717.28x = 290,553.37 × 134,115.04
  4. Step 4: Simplify right side
    210,717.28x = 38,967,577,527.69
  5. Step 5: Solve for x
    x = 38,967,577,527.69/210,717.28
  6. Step 6: Final answer
    x = 184,928.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.