Home / 86,519.87-119,397.21-48,277.07

Finding the Fourth Proportional to 86,519.87, 119,397.21 and 48,277.07

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Solution

The fourth proportional to 86,519.87, 119,397.21 and 48,277.07 is: 66,622.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,519.87 : 119,397.21 = 48,277.07 : x
  2. Step 2: Convert to fraction form
    86,519.87/119,397.21 = 48,277.07/x
  3. Step 3: Cross multiply
    86,519.87x = 119,397.21 × 48,277.07
  4. Step 4: Simplify right side
    86,519.87x = 5,764,146,867.99
  5. Step 5: Solve for x
    x = 5,764,146,867.99/86,519.87
  6. Step 6: Final answer
    x = 66,622.24

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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.