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Finding the Fourth Proportional to 93,792.96, 140,674.24 and 34,656.48

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Solution

The fourth proportional to 93,792.96, 140,674.24 and 34,656.48 is: 51,979.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,792.96 : 140,674.24 = 34,656.48 : x
  2. Step 2: Convert to fraction form
    93,792.96/140,674.24 = 34,656.48/x
  3. Step 3: Cross multiply
    93,792.96x = 140,674.24 × 34,656.48
  4. Step 4: Simplify right side
    93,792.96x = 4,875,273,985.08
  5. Step 5: Solve for x
    x = 4,875,273,985.08/93,792.96
  6. Step 6: Final answer
    x = 51,979.10

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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.