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Finding the Fourth Proportional to 365,635.08, 548,195.04 and 140,807.16

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Solution

The fourth proportional to 365,635.08, 548,195.04 and 140,807.16 is: 211,111.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,635.08 : 548,195.04 = 140,807.16 : x
  2. Step 2: Convert to fraction form
    365,635.08/548,195.04 = 140,807.16/x
  3. Step 3: Cross multiply
    365,635.08x = 548,195.04 × 140,807.16
  4. Step 4: Simplify right side
    365,635.08x = 77,189,786,708.49
  5. Step 5: Solve for x
    x = 77,189,786,708.49/365,635.08
  6. Step 6: Final answer
    x = 211,111.55

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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.