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Finding the Fourth Proportional to 223,419.76, 335,154.24 and 65,660.52

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Solution

The fourth proportional to 223,419.76, 335,154.24 and 65,660.52 is: 98,498.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,419.76 : 335,154.24 = 65,660.52 : x
  2. Step 2: Convert to fraction form
    223,419.76/335,154.24 = 65,660.52/x
  3. Step 3: Cross multiply
    223,419.76x = 335,154.24 × 65,660.52
  4. Step 4: Simplify right side
    223,419.76x = 22,006,401,678.60
  5. Step 5: Solve for x
    x = 22,006,401,678.60/223,419.76
  6. Step 6: Final answer
    x = 98,498.01

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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.