Home / 73,932.40-102,026.60-42,101.31

Finding the Fourth Proportional to 73,932.40, 102,026.60 and 42,101.31

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Solution

The fourth proportional to 73,932.40, 102,026.60 and 42,101.31 is: 58,099.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,932.40 : 102,026.60 = 42,101.31 : x
  2. Step 2: Convert to fraction form
    73,932.40/102,026.60 = 42,101.31/x
  3. Step 3: Cross multiply
    73,932.40x = 102,026.60 × 42,101.31
  4. Step 4: Simplify right side
    73,932.40x = 4,295,453,514.85
  5. Step 5: Solve for x
    x = 4,295,453,514.85/73,932.40
  6. Step 6: Final answer
    x = 58,099.74

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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.