Home / 119,175.06-164,462.29-65,458.70

Finding the Fourth Proportional to 119,175.06, 164,462.29 and 65,458.70

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Solution

The fourth proportional to 119,175.06, 164,462.29 and 65,458.70 is: 90,333.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,175.06 : 164,462.29 = 65,458.70 : x
  2. Step 2: Convert to fraction form
    119,175.06/164,462.29 = 65,458.70/x
  3. Step 3: Cross multiply
    119,175.06x = 164,462.29 × 65,458.70
  4. Step 4: Simplify right side
    119,175.06x = 10,765,486,716.46
  5. Step 5: Solve for x
    x = 10,765,486,716.46/119,175.06
  6. Step 6: Final answer
    x = 90,333.39

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1.5x scale

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.