Home / 144,331.26-216,497.16-55,626.54

Finding the Fourth Proportional to 144,331.26, 216,497.16 and 55,626.54

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Solution

The fourth proportional to 144,331.26, 216,497.16 and 55,626.54 is: 83,439.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,331.26 : 216,497.16 = 55,626.54 : x
  2. Step 2: Convert to fraction form
    144,331.26/216,497.16 = 55,626.54/x
  3. Step 3: Cross multiply
    144,331.26x = 216,497.16 × 55,626.54
  4. Step 4: Simplify right side
    144,331.26x = 12,042,987,930.63
  5. Step 5: Solve for x
    x = 12,042,987,930.63/144,331.26
  6. Step 6: Final answer
    x = 83,439.91

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1.5x scale

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.