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Finding the Fourth Proportional to 239,274.46, 358,889.64 and 73,062.46

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Solution

The fourth proportional to 239,274.46, 358,889.64 and 73,062.46 is: 109,586.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,274.46 : 358,889.64 = 73,062.46 : x
  2. Step 2: Convert to fraction form
    239,274.46/358,889.64 = 73,062.46/x
  3. Step 3: Cross multiply
    239,274.46x = 358,889.64 × 73,062.46
  4. Step 4: Simplify right side
    239,274.46x = 26,221,359,966.91
  5. Step 5: Solve for x
    x = 26,221,359,966.91/239,274.46
  6. Step 6: Final answer
    x = 109,586.96

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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.