Home / 109,914.50-151,682.02-62,166.83

Finding the Fourth Proportional to 109,914.50, 151,682.02 and 62,166.83

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Solution

The fourth proportional to 109,914.50, 151,682.02 and 62,166.83 is: 85,790.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,914.50 : 151,682.02 = 62,166.83 : x
  2. Step 2: Convert to fraction form
    109,914.50/151,682.02 = 62,166.83/x
  3. Step 3: Cross multiply
    109,914.50x = 151,682.02 × 62,166.83
  4. Step 4: Simplify right side
    109,914.50x = 9,429,589,437.57
  5. Step 5: Solve for x
    x = 9,429,589,437.57/109,914.50
  6. Step 6: Final answer
    x = 85,790.22

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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.