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Finding the Fourth Proportional to 56,262.86, 84,319.77 and 29,910.86

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Solution

The fourth proportional to 56,262.86, 84,319.77 and 29,910.86 is: 44,826.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,262.86 : 84,319.77 = 29,910.86 : x
  2. Step 2: Convert to fraction form
    56,262.86/84,319.77 = 29,910.86/x
  3. Step 3: Cross multiply
    56,262.86x = 84,319.77 × 29,910.86
  4. Step 4: Simplify right side
    56,262.86x = 2,522,076,835.70
  5. Step 5: Solve for x
    x = 2,522,076,835.70/56,262.86
  6. Step 6: Final answer
    x = 44,826.67

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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.