Home / 134,337.39-185,385.57-73,906.74

Finding the Fourth Proportional to 134,337.39, 185,385.57 and 73,906.74

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Solution

The fourth proportional to 134,337.39, 185,385.57 and 73,906.74 is: 101,991.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,337.39 : 185,385.57 = 73,906.74 : x
  2. Step 2: Convert to fraction form
    134,337.39/185,385.57 = 73,906.74/x
  3. Step 3: Cross multiply
    134,337.39x = 185,385.57 × 73,906.74
  4. Step 4: Simplify right side
    134,337.39x = 13,701,243,121.74
  5. Step 5: Solve for x
    x = 13,701,243,121.74/134,337.39
  6. Step 6: Final answer
    x = 101,991.29

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1.5x scale

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.