Home / 78,375.58-108,144.26-46,552.30

Finding the Fourth Proportional to 78,375.58, 108,144.26 and 46,552.30

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Solution

The fourth proportional to 78,375.58, 108,144.26 and 46,552.30 is: 64,233.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,375.58 : 108,144.26 = 46,552.30 : x
  2. Step 2: Convert to fraction form
    78,375.58/108,144.26 = 46,552.30/x
  3. Step 3: Cross multiply
    78,375.58x = 108,144.26 × 46,552.30
  4. Step 4: Simplify right side
    78,375.58x = 5,034,363,802.04
  5. Step 5: Solve for x
    x = 5,034,363,802.04/78,375.58
  6. Step 6: Final answer
    x = 64,233.83

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1.5x scale

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.