Home / 102,389.45-153,550.74-33,982.62

Finding the Fourth Proportional to 102,389.45, 153,550.74 and 33,982.62

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Solution

The fourth proportional to 102,389.45, 153,550.74 and 33,982.62 is: 50,962.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,389.45 : 153,550.74 = 33,982.62 : x
  2. Step 2: Convert to fraction form
    102,389.45/153,550.74 = 33,982.62/x
  3. Step 3: Cross multiply
    102,389.45x = 153,550.74 × 33,982.62
  4. Step 4: Simplify right side
    102,389.45x = 5,218,056,863.48
  5. Step 5: Solve for x
    x = 5,218,056,863.48/102,389.45
  6. Step 6: Final answer
    x = 50,962.84

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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.