Home / 152,211.15-228,314.34-52,372.22

Finding the Fourth Proportional to 152,211.15, 228,314.34 and 52,372.22

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Solution

The fourth proportional to 152,211.15, 228,314.34 and 52,372.22 is: 78,557.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,211.15 : 228,314.34 = 52,372.22 : x
  2. Step 2: Convert to fraction form
    152,211.15/228,314.34 = 52,372.22/x
  3. Step 3: Cross multiply
    152,211.15x = 228,314.34 × 52,372.22
  4. Step 4: Simplify right side
    152,211.15x = 11,957,327,702.06
  5. Step 5: Solve for x
    x = 11,957,327,702.06/152,211.15
  6. Step 6: Final answer
    x = 78,557.50

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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.