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Finding the Fourth Proportional to 227,805.39, 341,740.80 and 70,047.09

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Solution

The fourth proportional to 227,805.39, 341,740.80 and 70,047.09 is: 105,080.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,805.39 : 341,740.80 = 70,047.09 : x
  2. Step 2: Convert to fraction form
    227,805.39/341,740.80 = 70,047.09/x
  3. Step 3: Cross multiply
    227,805.39x = 341,740.80 × 70,047.09
  4. Step 4: Simplify right side
    227,805.39x = 23,937,948,574.27
  5. Step 5: Solve for x
    x = 23,937,948,574.27/227,805.39
  6. Step 6: Final answer
    x = 105,080.69

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1.5x scale

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.