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Finding the Fourth Proportional to 229,754.66, 344,632.13 and 71,995.41

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Solution

The fourth proportional to 229,754.66, 344,632.13 and 71,995.41 is: 107,993.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,754.66 : 344,632.13 = 71,995.41 : x
  2. Step 2: Convert to fraction form
    229,754.66/344,632.13 = 71,995.41/x
  3. Step 3: Cross multiply
    229,754.66x = 344,632.13 × 71,995.41
  4. Step 4: Simplify right side
    229,754.66x = 24,811,931,678.51
  5. Step 5: Solve for x
    x = 24,811,931,678.51/229,754.66
  6. Step 6: Final answer
    x = 107,993.16

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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.