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Finding the Fourth Proportional to 201,232.68, 277,684.82 and 116,355.20

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Solution

The fourth proportional to 201,232.68, 277,684.82 and 116,355.20 is: 160,560.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,232.68 : 277,684.82 = 116,355.20 : x
  2. Step 2: Convert to fraction form
    201,232.68/277,684.82 = 116,355.20/x
  3. Step 3: Cross multiply
    201,232.68x = 277,684.82 × 116,355.20
  4. Step 4: Simplify right side
    201,232.68x = 32,310,072,768.06
  5. Step 5: Solve for x
    x = 32,310,072,768.06/201,232.68
  6. Step 6: Final answer
    x = 160,560.76

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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.