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Finding the Fourth Proportional to 216,593.16, 298,886.25 and 119,791.24

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Solution

The fourth proportional to 216,593.16, 298,886.25 and 119,791.24 is: 165,305.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,593.16 : 298,886.25 = 119,791.24 : x
  2. Step 2: Convert to fraction form
    216,593.16/298,886.25 = 119,791.24/x
  3. Step 3: Cross multiply
    216,593.16x = 298,886.25 × 119,791.24
  4. Step 4: Simplify right side
    216,593.16x = 35,803,954,208.45
  5. Step 5: Solve for x
    x = 35,803,954,208.45/216,593.16
  6. Step 6: Final answer
    x = 165,305.10

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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.