Home / 73,979.48-102,226.92-52,721.84

Finding the Fourth Proportional to 73,979.48, 102,226.92 and 52,721.84

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Solution

The fourth proportional to 73,979.48, 102,226.92 and 52,721.84 is: 72,852.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,979.48 : 102,226.92 = 52,721.84 : x
  2. Step 2: Convert to fraction form
    73,979.48/102,226.92 = 52,721.84/x
  3. Step 3: Cross multiply
    73,979.48x = 102,226.92 × 52,721.84
  4. Step 4: Simplify right side
    73,979.48x = 5,389,591,319.93
  5. Step 5: Solve for x
    x = 5,389,591,319.93/73,979.48
  6. Step 6: Final answer
    x = 72,852.52

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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.