Home / 48,136.39-72,144.37-23,169.76

Finding the Fourth Proportional to 48,136.39, 72,144.37 and 23,169.76

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Solution

The fourth proportional to 48,136.39, 72,144.37 and 23,169.76 is: 34,725.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,136.39 : 72,144.37 = 23,169.76 : x
  2. Step 2: Convert to fraction form
    48,136.39/72,144.37 = 23,169.76/x
  3. Step 3: Cross multiply
    48,136.39x = 72,144.37 × 23,169.76
  4. Step 4: Simplify right side
    48,136.39x = 1,671,567,738.25
  5. Step 5: Solve for x
    x = 1,671,567,738.25/48,136.39
  6. Step 6: Final answer
    x = 34,725.66

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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.