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Finding the Fourth Proportional to 93,875.94, 140,845.32 and 30,698.97

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Solution

The fourth proportional to 93,875.94, 140,845.32 and 30,698.97 is: 46,058.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,875.94 : 140,845.32 = 30,698.97 : x
  2. Step 2: Convert to fraction form
    93,875.94/140,845.32 = 30,698.97/x
  3. Step 3: Cross multiply
    93,875.94x = 140,845.32 × 30,698.97
  4. Step 4: Simplify right side
    93,875.94x = 4,323,806,253.32
  5. Step 5: Solve for x
    x = 4,323,806,253.32/93,875.94
  6. Step 6: Final answer
    x = 46,058.73

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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.