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Finding the Fourth Proportional to 93,479.16, 140,218.74 and 23,358.48

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Solution

The fourth proportional to 93,479.16, 140,218.74 and 23,358.48 is: 35,037.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,479.16 : 140,218.74 = 23,358.48 : x
  2. Step 2: Convert to fraction form
    93,479.16/140,218.74 = 23,358.48/x
  3. Step 3: Cross multiply
    93,479.16x = 140,218.74 × 23,358.48
  4. Step 4: Simplify right side
    93,479.16x = 3,275,296,633.92
  5. Step 5: Solve for x
    x = 3,275,296,633.92/93,479.16
  6. Step 6: Final answer
    x = 35,037.72

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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.