Home / 151,998.80-228,002.81-52,157.57

Finding the Fourth Proportional to 151,998.80, 228,002.81 and 52,157.57

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Solution

The fourth proportional to 151,998.80, 228,002.81 and 52,157.57 is: 78,237.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,998.80 : 228,002.81 = 52,157.57 : x
  2. Step 2: Convert to fraction form
    151,998.80/228,002.81 = 52,157.57/x
  3. Step 3: Cross multiply
    151,998.80x = 228,002.81 × 52,157.57
  4. Step 4: Simplify right side
    151,998.80x = 11,892,072,522.77
  5. Step 5: Solve for x
    x = 11,892,072,522.77/151,998.80
  6. Step 6: Final answer
    x = 78,237.94

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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.