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Finding the Fourth Proportional to 61,373.94, 92,002.59 and 39,124.86

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Solution

The fourth proportional to 61,373.94, 92,002.59 and 39,124.86 is: 58,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,373.94 : 92,002.59 = 39,124.86 : x
  2. Step 2: Convert to fraction form
    61,373.94/92,002.59 = 39,124.86/x
  3. Step 3: Cross multiply
    61,373.94x = 92,002.59 × 39,124.86
  4. Step 4: Simplify right side
    61,373.94x = 3,599,588,453.39
  5. Step 5: Solve for x
    x = 3,599,588,453.39/61,373.94
  6. Step 6: Final answer
    x = 58,650.11

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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.