Home / 119,390.35-164,761.23-65,675.37

Finding the Fourth Proportional to 119,390.35, 164,761.23 and 65,675.37

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Solution

The fourth proportional to 119,390.35, 164,761.23 and 65,675.37 is: 90,633.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,390.35 : 164,761.23 = 65,675.37 : x
  2. Step 2: Convert to fraction form
    119,390.35/164,761.23 = 65,675.37/x
  3. Step 3: Cross multiply
    119,390.35x = 164,761.23 × 65,675.37
  4. Step 4: Simplify right side
    119,390.35x = 10,820,754,031.16
  5. Step 5: Solve for x
    x = 10,820,754,031.16/119,390.35
  6. Step 6: Final answer
    x = 90,633.41

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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.