Home / 213,726.61-294,951.41-118,231.66

Finding the Fourth Proportional to 213,726.61, 294,951.41 and 118,231.66

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Solution

The fourth proportional to 213,726.61, 294,951.41 and 118,231.66 is: 163,164.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,726.61 : 294,951.41 = 118,231.66 : x
  2. Step 2: Convert to fraction form
    213,726.61/294,951.41 = 118,231.66/x
  3. Step 3: Cross multiply
    213,726.61x = 294,951.41 × 118,231.66
  4. Step 4: Simplify right side
    213,726.61x = 34,872,594,232.48
  5. Step 5: Solve for x
    x = 34,872,594,232.48/213,726.61
  6. Step 6: Final answer
    x = 163,164.49

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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.