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Finding the Fourth Proportional to 133,437.47, 200,107.67 and 44,669.88

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Solution

The fourth proportional to 133,437.47, 200,107.67 and 44,669.88 is: 66,988.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,437.47 : 200,107.67 = 44,669.88 : x
  2. Step 2: Convert to fraction form
    133,437.47/200,107.67 = 44,669.88/x
  3. Step 3: Cross multiply
    133,437.47x = 200,107.67 × 44,669.88
  4. Step 4: Simplify right side
    133,437.47x = 8,938,785,382.63
  5. Step 5: Solve for x
    x = 8,938,785,382.63/133,437.47
  6. Step 6: Final answer
    x = 66,988.57

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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.