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Finding the Fourth Proportional to 134,255.66, 185,269.82 and 73,000.22

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Solution

The fourth proportional to 134,255.66, 185,269.82 and 73,000.22 is: 100,738.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,255.66 : 185,269.82 = 73,000.22 : x
  2. Step 2: Convert to fraction form
    134,255.66/185,269.82 = 73,000.22/x
  3. Step 3: Cross multiply
    134,255.66x = 185,269.82 × 73,000.22
  4. Step 4: Simplify right side
    134,255.66x = 13,524,737,619.36
  5. Step 5: Solve for x
    x = 13,524,737,619.36/134,255.66
  6. Step 6: Final answer
    x = 100,738.68

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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.