Home / 185,898.24-278,847.36-45,656.82

Finding the Fourth Proportional to 185,898.24, 278,847.36 and 45,656.82

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Solution

The fourth proportional to 185,898.24, 278,847.36 and 45,656.82 is: 68,485.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,898.24 : 278,847.36 = 45,656.82 : x
  2. Step 2: Convert to fraction form
    185,898.24/278,847.36 = 45,656.82/x
  3. Step 3: Cross multiply
    185,898.24x = 278,847.36 × 45,656.82
  4. Step 4: Simplify right side
    185,898.24x = 12,731,283,723.00
  5. Step 5: Solve for x
    x = 12,731,283,723.00/185,898.24
  6. Step 6: Final answer
    x = 68,485.23

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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.