Home / 152,305.80-228,465.20-47,126.76

Finding the Fourth Proportional to 152,305.80, 228,465.20 and 47,126.76

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Solution

The fourth proportional to 152,305.80, 228,465.20 and 47,126.76 is: 70,692.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,305.80 : 228,465.20 = 47,126.76 : x
  2. Step 2: Convert to fraction form
    152,305.80/228,465.20 = 47,126.76/x
  3. Step 3: Cross multiply
    152,305.80x = 228,465.20 × 47,126.76
  4. Step 4: Simplify right side
    152,305.80x = 10,766,824,648.75
  5. Step 5: Solve for x
    x = 10,766,824,648.75/152,305.80
  6. Step 6: Final answer
    x = 70,692.15

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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.