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Finding the Fourth Proportional to 146,266.88, 201,848 and 79,199.04

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Solution

The fourth proportional to 146,266.88, 201,848 and 79,199.04 is: 109,294.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,266.88 : 201,848 = 79,199.04 : x
  2. Step 2: Convert to fraction form
    146,266.88/201,848 = 79,199.04/x
  3. Step 3: Cross multiply
    146,266.88x = 201,848 × 79,199.04
  4. Step 4: Simplify right side
    146,266.88x = 15,986,167,825.92
  5. Step 5: Solve for x
    x = 15,986,167,825.92/146,266.88
  6. Step 6: Final answer
    x = 109,294.52

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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.