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Finding the Fourth Proportional to 50,688.88, 69,564.58 and 46,664.80

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Solution

The fourth proportional to 50,688.88, 69,564.58 and 46,664.80 is: 64,042.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688.88 : 69,564.58 = 46,664.80 : x
  2. Step 2: Convert to fraction form
    50,688.88/69,564.58 = 46,664.80/x
  3. Step 3: Cross multiply
    50,688.88x = 69,564.58 × 46,664.80
  4. Step 4: Simplify right side
    50,688.88x = 3,246,217,212.78
  5. Step 5: Solve for x
    x = 3,246,217,212.78/50,688.88
  6. Step 6: Final answer
    x = 64,042.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.