Home / 137,953.11-206,982.20-48,005.81

Finding the Fourth Proportional to 137,953.11, 206,982.20 and 48,005.81

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Solution

The fourth proportional to 137,953.11, 206,982.20 and 48,005.81 is: 72,027.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,953.11 : 206,982.20 = 48,005.81 : x
  2. Step 2: Convert to fraction form
    137,953.11/206,982.20 = 48,005.81/x
  3. Step 3: Cross multiply
    137,953.11x = 206,982.20 × 48,005.81
  4. Step 4: Simplify right side
    137,953.11x = 9,936,349,057.13
  5. Step 5: Solve for x
    x = 9,936,349,057.13/137,953.11
  6. Step 6: Final answer
    x = 72,027.00

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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.