Home / 47,375.75-71,108.31-34,857.65

Finding the Fourth Proportional to 47,375.75, 71,108.31 and 34,857.65

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Solution

The fourth proportional to 47,375.75, 71,108.31 and 34,857.65 is: 52,319.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,375.75 : 71,108.31 = 34,857.65 : x
  2. Step 2: Convert to fraction form
    47,375.75/71,108.31 = 34,857.65/x
  3. Step 3: Cross multiply
    47,375.75x = 71,108.31 × 34,857.65
  4. Step 4: Simplify right side
    47,375.75x = 2,478,668,582.07
  5. Step 5: Solve for x
    x = 2,478,668,582.07/47,375.75
  6. Step 6: Final answer
    x = 52,319.35

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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.