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Finding the Fourth Proportional to 146,133.39, 201,642.46 and 88,742.87

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Solution

The fourth proportional to 146,133.39, 201,642.46 and 88,742.87 is: 122,452.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,133.39 : 201,642.46 = 88,742.87 : x
  2. Step 2: Convert to fraction form
    146,133.39/201,642.46 = 88,742.87/x
  3. Step 3: Cross multiply
    146,133.39x = 201,642.46 × 88,742.87
  4. Step 4: Simplify right side
    146,133.39x = 17,894,330,614.26
  5. Step 5: Solve for x
    x = 17,894,330,614.26/146,133.39
  6. Step 6: Final answer
    x = 122,452.03

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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.