Home / 144,092.39-216,138.42-38,911.23

Finding the Fourth Proportional to 144,092.39, 216,138.42 and 38,911.23

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Solution

The fourth proportional to 144,092.39, 216,138.42 and 38,911.23 is: 58,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,092.39 : 216,138.42 = 38,911.23 : x
  2. Step 2: Convert to fraction form
    144,092.39/216,138.42 = 38,911.23/x
  3. Step 3: Cross multiply
    144,092.39x = 216,138.42 × 38,911.23
  4. Step 4: Simplify right side
    144,092.39x = 8,410,211,772.46
  5. Step 5: Solve for x
    x = 8,410,211,772.46/144,092.39
  6. Step 6: Final answer
    x = 58,366.80

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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.