Home / 45,490.00-68,225.58-12,202.15

Finding the Fourth Proportional to 45,490.00, 68,225.58 and 12,202.15

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Solution

The fourth proportional to 45,490.00, 68,225.58 and 12,202.15 is: 18,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,490.00 : 68,225.58 = 12,202.15 : x
  2. Step 2: Convert to fraction form
    45,490.00/68,225.58 = 12,202.15/x
  3. Step 3: Cross multiply
    45,490.00x = 68,225.58 × 12,202.15
  4. Step 4: Simplify right side
    45,490.00x = 832,498,620.94
  5. Step 5: Solve for x
    x = 832,498,620.94/45,490.00
  6. Step 6: Final answer
    x = 18,300.70

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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.