Home / 160,685.17-221,741.76-92,702.29

Finding the Fourth Proportional to 160,685.17, 221,741.76 and 92,702.29

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Solution

The fourth proportional to 160,685.17, 221,741.76 and 92,702.29 is: 127,926.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,685.17 : 221,741.76 = 92,702.29 : x
  2. Step 2: Convert to fraction form
    160,685.17/221,741.76 = 92,702.29/x
  3. Step 3: Cross multiply
    160,685.17x = 221,741.76 × 92,702.29
  4. Step 4: Simplify right side
    160,685.17x = 20,555,968,940.63
  5. Step 5: Solve for x
    x = 20,555,968,940.63/160,685.17
  6. Step 6: Final answer
    x = 127,926.98

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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.