Home / 90,950.18-125,494.59-50,662.94

Finding the Fourth Proportional to 90,950.18, 125,494.59 and 50,662.94

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Solution

The fourth proportional to 90,950.18, 125,494.59 and 50,662.94 is: 69,905.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,950.18 : 125,494.59 = 50,662.94 : x
  2. Step 2: Convert to fraction form
    90,950.18/125,494.59 = 50,662.94/x
  3. Step 3: Cross multiply
    90,950.18x = 125,494.59 × 50,662.94
  4. Step 4: Simplify right side
    90,950.18x = 6,357,924,883.49
  5. Step 5: Solve for x
    x = 6,357,924,883.49/90,950.18
  6. Step 6: Final answer
    x = 69,905.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.