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Finding the Fourth Proportional to 134,449.03, 201,703.92 and 44,491.51

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Solution

The fourth proportional to 134,449.03, 201,703.92 and 44,491.51 is: 66,747.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,449.03 : 201,703.92 = 44,491.51 : x
  2. Step 2: Convert to fraction form
    134,449.03/201,703.92 = 44,491.51/x
  3. Step 3: Cross multiply
    134,449.03x = 201,703.92 × 44,491.51
  4. Step 4: Simplify right side
    134,449.03x = 8,974,111,973.72
  5. Step 5: Solve for x
    x = 8,974,111,973.72/134,449.03
  6. Step 6: Final answer
    x = 66,747.32

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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.