Home / 131,402.25-197,107.02-37,908

Finding the Fourth Proportional to 131,402.25, 197,107.02 and 37,908

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Solution

The fourth proportional to 131,402.25, 197,107.02 and 37,908 is: 56,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,402.25 : 197,107.02 = 37,908 : x
  2. Step 2: Convert to fraction form
    131,402.25/197,107.02 = 37,908/x
  3. Step 3: Cross multiply
    131,402.25x = 197,107.02 × 37,908
  4. Step 4: Simplify right side
    131,402.25x = 7,471,932,914.16
  5. Step 5: Solve for x
    x = 7,471,932,914.16/131,402.25
  6. Step 6: Final answer
    x = 56,863.05

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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.