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Finding the Fourth Proportional to 124,393.02, 171,662.22 and 67,804.38

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Solution

The fourth proportional to 124,393.02, 171,662.22 and 67,804.38 is: 93,569.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,393.02 : 171,662.22 = 67,804.38 : x
  2. Step 2: Convert to fraction form
    124,393.02/171,662.22 = 67,804.38/x
  3. Step 3: Cross multiply
    124,393.02x = 171,662.22 × 67,804.38
  4. Step 4: Simplify right side
    124,393.02x = 11,639,450,396.52
  5. Step 5: Solve for x
    x = 11,639,450,396.52/124,393.02
  6. Step 6: Final answer
    x = 93,569.96

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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.