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Finding the Fourth Proportional to 227,871.74, 341,808.45 and 70,099.10

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Solution

The fourth proportional to 227,871.74, 341,808.45 and 70,099.10 is: 105,148.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,871.74 : 341,808.45 = 70,099.10 : x
  2. Step 2: Convert to fraction form
    227,871.74/341,808.45 = 70,099.10/x
  3. Step 3: Cross multiply
    227,871.74x = 341,808.45 × 70,099.10
  4. Step 4: Simplify right side
    227,871.74x = 23,960,464,717.40
  5. Step 5: Solve for x
    x = 23,960,464,717.40/227,871.74
  6. Step 6: Final answer
    x = 105,148.91

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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.