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Finding the Fourth Proportional to 134,363.91, 185,422.87 and 73,933.05

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Solution

The fourth proportional to 134,363.91, 185,422.87 and 73,933.05 is: 102,027.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,363.91 : 185,422.87 = 73,933.05 : x
  2. Step 2: Convert to fraction form
    134,363.91/185,422.87 = 73,933.05/x
  3. Step 3: Cross multiply
    134,363.91x = 185,422.87 × 73,933.05
  4. Step 4: Simplify right side
    134,363.91x = 13,708,879,106.61
  5. Step 5: Solve for x
    x = 13,708,879,106.61/134,363.91
  6. Step 6: Final answer
    x = 102,027.98

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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.