Home / 160,946.44-222,005.04-103,660

Finding the Fourth Proportional to 160,946.44, 222,005.04 and 103,660

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Solution

The fourth proportional to 160,946.44, 222,005.04 and 103,660 is: 142,985.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,946.44 : 222,005.04 = 103,660 : x
  2. Step 2: Convert to fraction form
    160,946.44/222,005.04 = 103,660/x
  3. Step 3: Cross multiply
    160,946.44x = 222,005.04 × 103,660
  4. Step 4: Simplify right side
    160,946.44x = 23,013,042,446.40
  5. Step 5: Solve for x
    x = 23,013,042,446.40/160,946.44
  6. Step 6: Final answer
    x = 142,985.72

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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.