Home / 63,375.75-87,458.67-35,085.69

Finding the Fourth Proportional to 63,375.75, 87,458.67 and 35,085.69

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Solution

The fourth proportional to 63,375.75, 87,458.67 and 35,085.69 is: 48,418.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,375.75 : 87,458.67 = 35,085.69 : x
  2. Step 2: Convert to fraction form
    63,375.75/87,458.67 = 35,085.69/x
  3. Step 3: Cross multiply
    63,375.75x = 87,458.67 × 35,085.69
  4. Step 4: Simplify right side
    63,375.75x = 3,068,547,783.43
  5. Step 5: Solve for x
    x = 3,068,547,783.43/63,375.75
  6. Step 6: Final answer
    x = 48,418.33

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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.