Home / 152,380.80-228,718.92-73,550.40

Finding the Fourth Proportional to 152,380.80, 228,718.92 and 73,550.40

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Solution

The fourth proportional to 152,380.80, 228,718.92 and 73,550.40 is: 110,396.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,380.80 : 228,718.92 = 73,550.40 : x
  2. Step 2: Convert to fraction form
    152,380.80/228,718.92 = 73,550.40/x
  3. Step 3: Cross multiply
    152,380.80x = 228,718.92 × 73,550.40
  4. Step 4: Simplify right side
    152,380.80x = 16,822,368,053.57
  5. Step 5: Solve for x
    x = 16,822,368,053.57/152,380.80
  6. Step 6: Final answer
    x = 110,396.90

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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.