Home / 86,733.79-119,691.07-49,007.23

Finding the Fourth Proportional to 86,733.79, 119,691.07 and 49,007.23

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Solution

The fourth proportional to 86,733.79, 119,691.07 and 49,007.23 is: 67,629.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,733.79 : 119,691.07 = 49,007.23 : x
  2. Step 2: Convert to fraction form
    86,733.79/119,691.07 = 49,007.23/x
  3. Step 3: Cross multiply
    86,733.79x = 119,691.07 × 49,007.23
  4. Step 4: Simplify right side
    86,733.79x = 5,865,727,796.44
  5. Step 5: Solve for x
    x = 5,865,727,796.44/86,733.79
  6. Step 6: Final answer
    x = 67,629.10

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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.