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Finding the Fourth Proportional to 216,735.66, 299,083.59 and 119,935.26

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Solution

The fourth proportional to 216,735.66, 299,083.59 and 119,935.26 is: 165,504.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,735.66 : 299,083.59 = 119,935.26 : x
  2. Step 2: Convert to fraction form
    216,735.66/299,083.59 = 119,935.26/x
  3. Step 3: Cross multiply
    216,735.66x = 299,083.59 × 119,935.26
  4. Step 4: Simplify right side
    216,735.66x = 35,870,668,128.38
  5. Step 5: Solve for x
    x = 35,870,668,128.38/216,735.66
  6. Step 6: Final answer
    x = 165,504.23

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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.