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Finding the Fourth Proportional to 93,656.10, 140,496.30 and 46,295.40

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Solution

The fourth proportional to 93,656.10, 140,496.30 and 46,295.40 is: 69,449.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,656.10 : 140,496.30 = 46,295.40 : x
  2. Step 2: Convert to fraction form
    93,656.10/140,496.30 = 46,295.40/x
  3. Step 3: Cross multiply
    93,656.10x = 140,496.30 × 46,295.40
  4. Step 4: Simplify right side
    93,656.10x = 6,504,332,407.02
  5. Step 5: Solve for x
    x = 6,504,332,407.02/93,656.10
  6. Step 6: Final answer
    x = 69,449.11

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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.