Home / 45,149.60-67,662.12-34,044.08

Finding the Fourth Proportional to 45,149.60, 67,662.12 and 34,044.08

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Solution

The fourth proportional to 45,149.60, 67,662.12 and 34,044.08 is: 51,019.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,149.60 : 67,662.12 = 34,044.08 : x
  2. Step 2: Convert to fraction form
    45,149.60/67,662.12 = 34,044.08/x
  3. Step 3: Cross multiply
    45,149.60x = 67,662.12 × 34,044.08
  4. Step 4: Simplify right side
    45,149.60x = 2,303,494,287.94
  5. Step 5: Solve for x
    x = 2,303,494,287.94/45,149.60
  6. Step 6: Final answer
    x = 51,019.16

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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.