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Finding the Fourth Proportional to 47,066.92, 64,982.76 and 29,180.92

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Solution

The fourth proportional to 47,066.92, 64,982.76 and 29,180.92 is: 40,288.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,066.92 : 64,982.76 = 29,180.92 : x
  2. Step 2: Convert to fraction form
    47,066.92/64,982.76 = 29,180.92/x
  3. Step 3: Cross multiply
    47,066.92x = 64,982.76 × 29,180.92
  4. Step 4: Simplify right side
    47,066.92x = 1,896,256,720.94
  5. Step 5: Solve for x
    x = 1,896,256,720.94/47,066.92
  6. Step 6: Final answer
    x = 40,288.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.