Home / 109,957.24-151,764.70-66,950.94

Finding the Fourth Proportional to 109,957.24, 151,764.70 and 66,950.94

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Solution

The fourth proportional to 109,957.24, 151,764.70 and 66,950.94 is: 92,406.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,957.24 : 151,764.70 = 66,950.94 : x
  2. Step 2: Convert to fraction form
    109,957.24/151,764.70 = 66,950.94/x
  3. Step 3: Cross multiply
    109,957.24x = 151,764.70 × 66,950.94
  4. Step 4: Simplify right side
    109,957.24x = 10,160,789,323.82
  5. Step 5: Solve for x
    x = 10,160,789,323.82/109,957.24
  6. Step 6: Final answer
    x = 92,406.73

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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.