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Finding the Fourth Proportional to 227,788.39, 341,715.26 and 70,030.09

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Solution

The fourth proportional to 227,788.39, 341,715.26 and 70,030.09 is: 105,055.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,788.39 : 341,715.26 = 70,030.09 : x
  2. Step 2: Convert to fraction form
    227,788.39/341,715.26 = 70,030.09/x
  3. Step 3: Cross multiply
    227,788.39x = 341,715.26 × 70,030.09
  4. Step 4: Simplify right side
    227,788.39x = 23,930,350,412.17
  5. Step 5: Solve for x
    x = 23,930,350,412.17/227,788.39
  6. Step 6: Final answer
    x = 105,055.18

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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.