Home / 69,289.77-95,618.55-39,074.55

Finding the Fourth Proportional to 69,289.77, 95,618.55 and 39,074.55

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Solution

The fourth proportional to 69,289.77, 95,618.55 and 39,074.55 is: 53,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,289.77 : 95,618.55 = 39,074.55 : x
  2. Step 2: Convert to fraction form
    69,289.77/95,618.55 = 39,074.55/x
  3. Step 3: Cross multiply
    69,289.77x = 95,618.55 × 39,074.55
  4. Step 4: Simplify right side
    69,289.77x = 3,736,251,812.90
  5. Step 5: Solve for x
    x = 3,736,251,812.90/69,289.77
  6. Step 6: Final answer
    x = 53,922.13

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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.