Home / 207,916.89-311,616.95-95,477.82

Finding the Fourth Proportional to 207,916.89, 311,616.95 and 95,477.82

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Solution

The fourth proportional to 207,916.89, 311,616.95 and 95,477.82 is: 143,098.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,916.89 : 311,616.95 = 95,477.82 : x
  2. Step 2: Convert to fraction form
    207,916.89/311,616.95 = 95,477.82/x
  3. Step 3: Cross multiply
    207,916.89x = 311,616.95 × 95,477.82
  4. Step 4: Simplify right side
    207,916.89x = 29,752,506,583.66
  5. Step 5: Solve for x
    x = 29,752,506,583.66/207,916.89
  6. Step 6: Final answer
    x = 143,098.07

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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.