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Finding the Fourth Proportional to 92,874.62, 139,275.59 and 32,879.93

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Solution

The fourth proportional to 92,874.62, 139,275.59 and 32,879.93 is: 49,307.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,874.62 : 139,275.59 = 32,879.93 : x
  2. Step 2: Convert to fraction form
    92,874.62/139,275.59 = 32,879.93/x
  3. Step 3: Cross multiply
    92,874.62x = 139,275.59 × 32,879.93
  4. Step 4: Simplify right side
    92,874.62x = 4,579,370,789.13
  5. Step 5: Solve for x
    x = 4,579,370,789.13/92,874.62
  6. Step 6: Final answer
    x = 49,307.02

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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.