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Finding the Fourth Proportional to 200,062.04, 300,174.15 and 87,683.04

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Solution

The fourth proportional to 200,062.04, 300,174.15 and 87,683.04 is: 131,560.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,062.04 : 300,174.15 = 87,683.04 : x
  2. Step 2: Convert to fraction form
    200,062.04/300,174.15 = 87,683.04/x
  3. Step 3: Cross multiply
    200,062.04x = 300,174.15 × 87,683.04
  4. Step 4: Simplify right side
    200,062.04x = 26,320,182,330.23
  5. Step 5: Solve for x
    x = 26,320,182,330.23/200,062.04
  6. Step 6: Final answer
    x = 131,560.10

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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.