Home / 199,274.27-298,929.15-66,155.76

Finding the Fourth Proportional to 199,274.27, 298,929.15 and 66,155.76

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Solution

The fourth proportional to 199,274.27, 298,929.15 and 66,155.76 is: 99,239.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,274.27 : 298,929.15 = 66,155.76 : x
  2. Step 2: Convert to fraction form
    199,274.27/298,929.15 = 66,155.76/x
  3. Step 3: Cross multiply
    199,274.27x = 298,929.15 × 66,155.76
  4. Step 4: Simplify right side
    199,274.27x = 19,775,885,104.40
  5. Step 5: Solve for x
    x = 19,775,885,104.40/199,274.27
  6. Step 6: Final answer
    x = 99,239.53

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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.