Home / 311,916.93-467,826.59-101,553.45

Finding the Fourth Proportional to 311,916.93, 467,826.59 and 101,553.45

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Solution

The fourth proportional to 311,916.93, 467,826.59 and 101,553.45 is: 152,314.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,916.93 : 467,826.59 = 101,553.45 : x
  2. Step 2: Convert to fraction form
    311,916.93/467,826.59 = 101,553.45/x
  3. Step 3: Cross multiply
    311,916.93x = 467,826.59 × 101,553.45
  4. Step 4: Simplify right side
    311,916.93x = 47,509,404,470.12
  5. Step 5: Solve for x
    x = 47,509,404,470.12/311,916.93
  6. Step 6: Final answer
    x = 152,314.29

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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.