Home / 45,501.20-68,168.64-32,990.24

Finding the Fourth Proportional to 45,501.20, 68,168.64 and 32,990.24

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Solution

The fourth proportional to 45,501.20, 68,168.64 and 32,990.24 is: 49,425.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,501.20 : 68,168.64 = 32,990.24 : x
  2. Step 2: Convert to fraction form
    45,501.20/68,168.64 = 32,990.24/x
  3. Step 3: Cross multiply
    45,501.20x = 68,168.64 × 32,990.24
  4. Step 4: Simplify right side
    45,501.20x = 2,248,899,794.07
  5. Step 5: Solve for x
    x = 2,248,899,794.07/45,501.20
  6. Step 6: Final answer
    x = 49,425.07

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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.