Home / 137,222.32-205,736.28-52,911.04

Finding the Fourth Proportional to 137,222.32, 205,736.28 and 52,911.04

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Solution

The fourth proportional to 137,222.32, 205,736.28 and 52,911.04 is: 79,329.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,222.32 : 205,736.28 = 52,911.04 : x
  2. Step 2: Convert to fraction form
    137,222.32/205,736.28 = 52,911.04/x
  3. Step 3: Cross multiply
    137,222.32x = 205,736.28 × 52,911.04
  4. Step 4: Simplify right side
    137,222.32x = 10,885,720,540.53
  5. Step 5: Solve for x
    x = 10,885,720,540.53/137,222.32
  6. Step 6: Final answer
    x = 79,329.08

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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.