Home / 119,341.26-164,691.52-65,629.75

Finding the Fourth Proportional to 119,341.26, 164,691.52 and 65,629.75

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Solution

The fourth proportional to 119,341.26, 164,691.52 and 65,629.75 is: 90,569.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,341.26 : 164,691.52 = 65,629.75 : x
  2. Step 2: Convert to fraction form
    119,341.26/164,691.52 = 65,629.75/x
  3. Step 3: Cross multiply
    119,341.26x = 164,691.52 × 65,629.75
  4. Step 4: Simplify right side
    119,341.26x = 10,808,663,284.72
  5. Step 5: Solve for x
    x = 10,808,663,284.72/119,341.26
  6. Step 6: Final answer
    x = 90,569.37

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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.