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Finding the Fourth Proportional to 93,854.48, 140,679.32 and 34,640.24

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Solution

The fourth proportional to 93,854.48, 140,679.32 and 34,640.24 is: 51,922.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,854.48 : 140,679.32 = 34,640.24 : x
  2. Step 2: Convert to fraction form
    93,854.48/140,679.32 = 34,640.24/x
  3. Step 3: Cross multiply
    93,854.48x = 140,679.32 × 34,640.24
  4. Step 4: Simplify right side
    93,854.48x = 4,873,165,407.84
  5. Step 5: Solve for x
    x = 4,873,165,407.84/93,854.48
  6. Step 6: Final answer
    x = 51,922.57

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1.5x scale

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.