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Finding the Fourth Proportional to 223,144.91, 334,717.37 and 65,373.36

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Solution

The fourth proportional to 223,144.91, 334,717.37 and 65,373.36 is: 98,060.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,144.91 : 334,717.37 = 65,373.36 : x
  2. Step 2: Convert to fraction form
    223,144.91/334,717.37 = 65,373.36/x
  3. Step 3: Cross multiply
    223,144.91x = 334,717.37 × 65,373.36
  4. Step 4: Simplify right side
    223,144.91x = 21,881,598,800.40
  5. Step 5: Solve for x
    x = 21,881,598,800.40/223,144.91
  6. Step 6: Final answer
    x = 98,060.04

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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.