Home / 118,684.41-163,772.31-67,693.29

Finding the Fourth Proportional to 118,684.41, 163,772.31 and 67,693.29

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Solution

The fourth proportional to 118,684.41, 163,772.31 and 67,693.29 is: 93,409.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,684.41 : 163,772.31 = 67,693.29 : x
  2. Step 2: Convert to fraction form
    118,684.41/163,772.31 = 67,693.29/x
  3. Step 3: Cross multiply
    118,684.41x = 163,772.31 × 67,693.29
  4. Step 4: Simplify right side
    118,684.41x = 11,086,286,925.17
  5. Step 5: Solve for x
    x = 11,086,286,925.17/118,684.41
  6. Step 6: Final answer
    x = 93,409.80

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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.