Home / 172,335.33-237,826.08-100,756.85

Finding the Fourth Proportional to 172,335.33, 237,826.08 and 100,756.85

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Solution

The fourth proportional to 172,335.33, 237,826.08 and 100,756.85 is: 139,046.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,335.33 : 237,826.08 = 100,756.85 : x
  2. Step 2: Convert to fraction form
    172,335.33/237,826.08 = 100,756.85/x
  3. Step 3: Cross multiply
    172,335.33x = 237,826.08 × 100,756.85
  4. Step 4: Simplify right side
    172,335.33x = 23,962,605,479.52
  5. Step 5: Solve for x
    x = 23,962,605,479.52/172,335.33
  6. Step 6: Final answer
    x = 139,046.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.