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Finding the Fourth Proportional to 134,101.71, 185,064.35 and 73,676.12

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Solution

The fourth proportional to 134,101.71, 185,064.35 and 73,676.12 is: 101,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,101.71 : 185,064.35 = 73,676.12 : x
  2. Step 2: Convert to fraction form
    134,101.71/185,064.35 = 73,676.12/x
  3. Step 3: Cross multiply
    134,101.71x = 185,064.35 × 73,676.12
  4. Step 4: Simplify right side
    134,101.71x = 13,634,821,964.62
  5. Step 5: Solve for x
    x = 13,634,821,964.62/134,101.71
  6. Step 6: Final answer
    x = 101,675.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.