Home / 109,450.52-151,041.68-59,149.52

Finding the Fourth Proportional to 109,450.52, 151,041.68 and 59,149.52

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Solution

The fourth proportional to 109,450.52, 151,041.68 and 59,149.52 is: 81,626.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,450.52 : 151,041.68 = 59,149.52 : x
  2. Step 2: Convert to fraction form
    109,450.52/151,041.68 = 59,149.52/x
  3. Step 3: Cross multiply
    109,450.52x = 151,041.68 × 59,149.52
  4. Step 4: Simplify right side
    109,450.52x = 8,934,042,871.99
  5. Step 5: Solve for x
    x = 8,934,042,871.99/109,450.52
  6. Step 6: Final answer
    x = 81,626.32

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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.