Home / 152,348.20-228,587.10-73,421.80

Finding the Fourth Proportional to 152,348.20, 228,587.10 and 73,421.80

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Solution

The fourth proportional to 152,348.20, 228,587.10 and 73,421.80 is: 110,163.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,348.20 : 228,587.10 = 73,421.80 : x
  2. Step 2: Convert to fraction form
    152,348.20/228,587.10 = 73,421.80/x
  3. Step 3: Cross multiply
    152,348.20x = 228,587.10 × 73,421.80
  4. Step 4: Simplify right side
    152,348.20x = 16,783,276,338.78
  5. Step 5: Solve for x
    x = 16,783,276,338.78/152,348.20
  6. Step 6: Final answer
    x = 110,163.93

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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.