Home / 185,349.55-278,057.11-69,941.56

Finding the Fourth Proportional to 185,349.55, 278,057.11 and 69,941.56

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Solution

The fourth proportional to 185,349.55, 278,057.11 and 69,941.56 is: 104,924.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,349.55 : 278,057.11 = 69,941.56 : x
  2. Step 2: Convert to fraction form
    185,349.55/278,057.11 = 69,941.56/x
  3. Step 3: Cross multiply
    185,349.55x = 278,057.11 × 69,941.56
  4. Step 4: Simplify right side
    185,349.55x = 19,447,746,652.21
  5. Step 5: Solve for x
    x = 19,447,746,652.21/185,349.55
  6. Step 6: Final answer
    x = 104,924.71

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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.