Home / 355,222.17-532,916.97-115,317.57

Finding the Fourth Proportional to 355,222.17, 532,916.97 and 115,317.57

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Solution

The fourth proportional to 355,222.17, 532,916.97 and 115,317.57 is: 173,003.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,222.17 : 532,916.97 = 115,317.57 : x
  2. Step 2: Convert to fraction form
    355,222.17/532,916.97 = 115,317.57/x
  3. Step 3: Cross multiply
    355,222.17x = 532,916.97 × 115,317.57
  4. Step 4: Simplify right side
    355,222.17x = 61,454,689,992.16
  5. Step 5: Solve for x
    x = 61,454,689,992.16/355,222.17
  6. Step 6: Final answer
    x = 173,003.53

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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.