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Finding the Fourth Proportional to 201,360.71, 277,877.99 and 110,718.20

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Solution

The fourth proportional to 201,360.71, 277,877.99 and 110,718.20 is: 152,791.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,360.71 : 277,877.99 = 110,718.20 : x
  2. Step 2: Convert to fraction form
    201,360.71/277,877.99 = 110,718.20/x
  3. Step 3: Cross multiply
    201,360.71x = 277,877.99 × 110,718.20
  4. Step 4: Simplify right side
    201,360.71x = 30,766,150,872.42
  5. Step 5: Solve for x
    x = 30,766,150,872.42/201,360.71
  6. Step 6: Final answer
    x = 152,791.23

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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.