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Finding the Fourth Proportional to 86,696.24, 119,640.96 and 46,952.24

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Solution

The fourth proportional to 86,696.24, 119,640.96 and 46,952.24 is: 64,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,696.24 : 119,640.96 = 46,952.24 : x
  2. Step 2: Convert to fraction form
    86,696.24/119,640.96 = 46,952.24/x
  3. Step 3: Cross multiply
    86,696.24x = 119,640.96 × 46,952.24
  4. Step 4: Simplify right side
    86,696.24x = 5,617,411,067.75
  5. Step 5: Solve for x
    x = 5,617,411,067.75/86,696.24
  6. Step 6: Final answer
    x = 64,794.17

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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.