Home / 146,184.26-201,732.10-81,654.39

Finding the Fourth Proportional to 146,184.26, 201,732.10 and 81,654.39

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Solution

The fourth proportional to 146,184.26, 201,732.10 and 81,654.39 is: 112,681.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,184.26 : 201,732.10 = 81,654.39 : x
  2. Step 2: Convert to fraction form
    146,184.26/201,732.10 = 81,654.39/x
  3. Step 3: Cross multiply
    146,184.26x = 201,732.10 × 81,654.39
  4. Step 4: Simplify right side
    146,184.26x = 16,472,311,517.89
  5. Step 5: Solve for x
    x = 16,472,311,517.89/146,184.26
  6. Step 6: Final answer
    x = 112,681.84

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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.