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Finding the Fourth Proportional to 61,671.83, 92,491.54 and 26,603.69

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Solution

The fourth proportional to 61,671.83, 92,491.54 and 26,603.69 is: 39,898.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,671.83 : 92,491.54 = 26,603.69 : x
  2. Step 2: Convert to fraction form
    61,671.83/92,491.54 = 26,603.69/x
  3. Step 3: Cross multiply
    61,671.83x = 92,491.54 × 26,603.69
  4. Step 4: Simplify right side
    61,671.83x = 2,460,616,257.78
  5. Step 5: Solve for x
    x = 2,460,616,257.78/61,671.83
  6. Step 6: Final answer
    x = 39,898.54

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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.