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Finding the Fourth Proportional to 67,661.54, 93,462.17 and 51,940.26

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Solution

The fourth proportional to 67,661.54, 93,462.17 and 51,940.26 is: 71,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,661.54 : 93,462.17 = 51,940.26 : x
  2. Step 2: Convert to fraction form
    67,661.54/93,462.17 = 51,940.26/x
  3. Step 3: Cross multiply
    67,661.54x = 93,462.17 × 51,940.26
  4. Step 4: Simplify right side
    67,661.54x = 4,854,449,409.96
  5. Step 5: Solve for x
    x = 4,854,449,409.96/67,661.54
  6. Step 6: Final answer
    x = 71,746.07

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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.