Home / 229,520.30-316,453.23-152,871.44

Finding the Fourth Proportional to 229,520.30, 316,453.23 and 152,871.44

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Solution

The fourth proportional to 229,520.30, 316,453.23 and 152,871.44 is: 210,772.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,520.30 : 316,453.23 = 152,871.44 : x
  2. Step 2: Convert to fraction form
    229,520.30/316,453.23 = 152,871.44/x
  3. Step 3: Cross multiply
    229,520.30x = 316,453.23 × 152,871.44
  4. Step 4: Simplify right side
    229,520.30x = 48,376,659,380.49
  5. Step 5: Solve for x
    x = 48,376,659,380.49/229,520.30
  6. Step 6: Final answer
    x = 210,772.91

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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.