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Finding the Fourth Proportional to 365,870.94, 548,670.01 and 125,917.80

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Solution

The fourth proportional to 365,870.94, 548,670.01 and 125,917.80 is: 188,829.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,870.94 : 548,670.01 = 125,917.80 : x
  2. Step 2: Convert to fraction form
    365,870.94/548,670.01 = 125,917.80/x
  3. Step 3: Cross multiply
    365,870.94x = 548,670.01 × 125,917.80
  4. Step 4: Simplify right side
    365,870.94x = 69,087,320,585.18
  5. Step 5: Solve for x
    x = 69,087,320,585.18/365,870.94
  6. Step 6: Final answer
    x = 188,829.76

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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.