Home / 138,847.41-208,283.27-39,008.43

Finding the Fourth Proportional to 138,847.41, 208,283.27 and 39,008.43

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Solution

The fourth proportional to 138,847.41, 208,283.27 and 39,008.43 is: 58,516.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,847.41 : 208,283.27 = 39,008.43 : x
  2. Step 2: Convert to fraction form
    138,847.41/208,283.27 = 39,008.43/x
  3. Step 3: Cross multiply
    138,847.41x = 208,283.27 × 39,008.43
  4. Step 4: Simplify right side
    138,847.41x = 8,124,803,162.92
  5. Step 5: Solve for x
    x = 8,124,803,162.92/138,847.41
  6. Step 6: Final answer
    x = 58,516.06

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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.