Home / 111,158.04-166,726.62-31,203.48

Finding the Fourth Proportional to 111,158.04, 166,726.62 and 31,203.48

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Solution

The fourth proportional to 111,158.04, 166,726.62 and 31,203.48 is: 46,802.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,158.04 : 166,726.62 = 31,203.48 : x
  2. Step 2: Convert to fraction form
    111,158.04/166,726.62 = 31,203.48/x
  3. Step 3: Cross multiply
    111,158.04x = 166,726.62 × 31,203.48
  4. Step 4: Simplify right side
    111,158.04x = 5,202,450,752.64
  5. Step 5: Solve for x
    x = 5,202,450,752.64/111,158.04
  6. Step 6: Final answer
    x = 46,802.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.