Home / 152,570.75-228,856.17-47,389.73

Finding the Fourth Proportional to 152,570.75, 228,856.17 and 47,389.73

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Solution

The fourth proportional to 152,570.75, 228,856.17 and 47,389.73 is: 71,084.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,570.75 : 228,856.17 = 47,389.73 : x
  2. Step 2: Convert to fraction form
    152,570.75/228,856.17 = 47,389.73/x
  3. Step 3: Cross multiply
    152,570.75x = 228,856.17 × 47,389.73
  4. Step 4: Simplify right side
    152,570.75x = 10,845,432,105.13
  5. Step 5: Solve for x
    x = 10,845,432,105.13/152,570.75
  6. Step 6: Final answer
    x = 71,084.61

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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.