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Finding the Fourth Proportional to 134,009.69, 200,971.87 and 44,031.51

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Solution

The fourth proportional to 134,009.69, 200,971.87 and 44,031.51 is: 66,033.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,009.69 : 200,971.87 = 44,031.51 : x
  2. Step 2: Convert to fraction form
    134,009.69/200,971.87 = 44,031.51/x
  3. Step 3: Cross multiply
    134,009.69x = 200,971.87 × 44,031.51
  4. Step 4: Simplify right side
    134,009.69x = 8,849,094,793.54
  5. Step 5: Solve for x
    x = 8,849,094,793.54/134,009.69
  6. Step 6: Final answer
    x = 66,033.25

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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.