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Finding the Fourth Proportional to 93,632.52, 140,448.24 and 31,302.48

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Solution

The fourth proportional to 93,632.52, 140,448.24 and 31,302.48 is: 46,953.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,632.52 : 140,448.24 = 31,302.48 : x
  2. Step 2: Convert to fraction form
    93,632.52/140,448.24 = 31,302.48/x
  3. Step 3: Cross multiply
    93,632.52x = 140,448.24 × 31,302.48
  4. Step 4: Simplify right side
    93,632.52x = 4,396,378,223.64
  5. Step 5: Solve for x
    x = 4,396,378,223.64/93,632.52
  6. Step 6: Final answer
    x = 46,953.54

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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.