Home / 137,660.22-206,156.88-70,014.29

Finding the Fourth Proportional to 137,660.22, 206,156.88 and 70,014.29

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Solution

The fourth proportional to 137,660.22, 206,156.88 and 70,014.29 is: 104,851.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,660.22 : 206,156.88 = 70,014.29 : x
  2. Step 2: Convert to fraction form
    137,660.22/206,156.88 = 70,014.29/x
  3. Step 3: Cross multiply
    137,660.22x = 206,156.88 × 70,014.29
  4. Step 4: Simplify right side
    137,660.22x = 14,433,926,551.03
  5. Step 5: Solve for x
    x = 14,433,926,551.03/137,660.22
  6. Step 6: Final answer
    x = 104,851.83

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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.