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Finding the Fourth Proportional to 216,076.10, 323,701.05 and 116,203.10

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Solution

The fourth proportional to 216,076.10, 323,701.05 and 116,203.10 is: 174,082.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,076.10 : 323,701.05 = 116,203.10 : x
  2. Step 2: Convert to fraction form
    216,076.10/323,701.05 = 116,203.10/x
  3. Step 3: Cross multiply
    216,076.10x = 323,701.05 × 116,203.10
  4. Step 4: Simplify right side
    216,076.10x = 37,615,065,483.26
  5. Step 5: Solve for x
    x = 37,615,065,483.26/216,076.10
  6. Step 6: Final answer
    x = 174,082.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.