Home / 134,650.11-185,814.90-73,397.10

Finding the Fourth Proportional to 134,650.11, 185,814.90 and 73,397.10

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Solution

The fourth proportional to 134,650.11, 185,814.90 and 73,397.10 is: 101,286.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,650.11 : 185,814.90 = 73,397.10 : x
  2. Step 2: Convert to fraction form
    134,650.11/185,814.90 = 73,397.10/x
  3. Step 3: Cross multiply
    134,650.11x = 185,814.90 × 73,397.10
  4. Step 4: Simplify right side
    134,650.11x = 13,638,274,796.79
  5. Step 5: Solve for x
    x = 13,638,274,796.79/134,650.11
  6. Step 6: Final answer
    x = 101,286.77

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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.