Home / 105,941.12-158,946.24-50,529.92

Finding the Fourth Proportional to 105,941.12, 158,946.24 and 50,529.92

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Solution

The fourth proportional to 105,941.12, 158,946.24 and 50,529.92 is: 75,811.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,941.12 : 158,946.24 = 50,529.92 : x
  2. Step 2: Convert to fraction form
    105,941.12/158,946.24 = 50,529.92/x
  3. Step 3: Cross multiply
    105,941.12x = 158,946.24 × 50,529.92
  4. Step 4: Simplify right side
    105,941.12x = 8,031,540,791.50
  5. Step 5: Solve for x
    x = 8,031,540,791.50/105,941.12
  6. Step 6: Final answer
    x = 75,811.36

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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.