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Finding the Fourth Proportional to 93,092.94, 139,637.52 and 22,972.86

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Solution

The fourth proportional to 93,092.94, 139,637.52 and 22,972.86 is: 34,458.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,092.94 : 139,637.52 = 22,972.86 : x
  2. Step 2: Convert to fraction form
    93,092.94/139,637.52 = 22,972.86/x
  3. Step 3: Cross multiply
    93,092.94x = 139,637.52 × 22,972.86
  4. Step 4: Simplify right side
    93,092.94x = 3,207,873,197.71
  5. Step 5: Solve for x
    x = 3,207,873,197.71/93,092.94
  6. Step 6: Final answer
    x = 34,458.82

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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.