Home / 119,862.96-178,883.04-106,577.28

Finding the Fourth Proportional to 119,862.96, 178,883.04 and 106,577.28

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Solution

The fourth proportional to 119,862.96, 178,883.04 and 106,577.28 is: 159,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,862.96 : 178,883.04 = 106,577.28 : x
  2. Step 2: Convert to fraction form
    119,862.96/178,883.04 = 106,577.28/x
  3. Step 3: Cross multiply
    119,862.96x = 178,883.04 × 106,577.28
  4. Step 4: Simplify right side
    119,862.96x = 19,064,867,841.33
  5. Step 5: Solve for x
    x = 19,064,867,841.33/119,862.96
  6. Step 6: Final answer
    x = 159,055.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.