Home / 72,771.14-100,390.98-52,596.06

Finding the Fourth Proportional to 72,771.14, 100,390.98 and 52,596.06

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Solution

The fourth proportional to 72,771.14, 100,390.98 and 52,596.06 is: 72,558.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,771.14 : 100,390.98 = 52,596.06 : x
  2. Step 2: Convert to fraction form
    72,771.14/100,390.98 = 52,596.06/x
  3. Step 3: Cross multiply
    72,771.14x = 100,390.98 × 52,596.06
  4. Step 4: Simplify right side
    72,771.14x = 5,280,170,007.54
  5. Step 5: Solve for x
    x = 5,280,170,007.54/72,771.14
  6. Step 6: Final answer
    x = 72,558.58

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1.5x scale

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.