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Finding the Fourth Proportional to 146,574.70, 219,862.05 and 95,836.30

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Solution

The fourth proportional to 146,574.70, 219,862.05 and 95,836.30 is: 143,754.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,574.70 : 219,862.05 = 95,836.30 : x
  2. Step 2: Convert to fraction form
    146,574.70/219,862.05 = 95,836.30/x
  3. Step 3: Cross multiply
    146,574.70x = 219,862.05 × 95,836.30
  4. Step 4: Simplify right side
    146,574.70x = 21,070,765,382.42
  5. Step 5: Solve for x
    x = 21,070,765,382.42/146,574.70
  6. Step 6: Final answer
    x = 143,754.45

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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.