Home / 113,002.92-169,511.58-38,130.60

Finding the Fourth Proportional to 113,002.92, 169,511.58 and 38,130.60

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Solution

The fourth proportional to 113,002.92, 169,511.58 and 38,130.60 is: 57,198.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,002.92 : 169,511.58 = 38,130.60 : x
  2. Step 2: Convert to fraction form
    113,002.92/169,511.58 = 38,130.60/x
  3. Step 3: Cross multiply
    113,002.92x = 169,511.58 × 38,130.60
  4. Step 4: Simplify right side
    113,002.92x = 6,463,578,252.35
  5. Step 5: Solve for x
    x = 6,463,578,252.35/113,002.92
  6. Step 6: Final answer
    x = 57,198.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.