Home / 209,180.38-313,737.54-173,868.52

Finding the Fourth Proportional to 209,180.38, 313,737.54 and 173,868.52

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Solution

The fourth proportional to 209,180.38, 313,737.54 and 173,868.52 is: 260,775.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,180.38 : 313,737.54 = 173,868.52 : x
  2. Step 2: Convert to fraction form
    209,180.38/313,737.54 = 173,868.52/x
  3. Step 3: Cross multiply
    209,180.38x = 313,737.54 × 173,868.52
  4. Step 4: Simplify right side
    209,180.38x = 54,549,081,748.24
  5. Step 5: Solve for x
    x = 54,549,081,748.24/209,180.38
  6. Step 6: Final answer
    x = 260,775.33

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1.5x scale

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.