Home / 119,922.98-165,491.12-65,473.30

Finding the Fourth Proportional to 119,922.98, 165,491.12 and 65,473.30

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Solution

The fourth proportional to 119,922.98, 165,491.12 and 65,473.30 is: 90,351.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,922.98 : 165,491.12 = 65,473.30 : x
  2. Step 2: Convert to fraction form
    119,922.98/165,491.12 = 65,473.30/x
  3. Step 3: Cross multiply
    119,922.98x = 165,491.12 × 65,473.30
  4. Step 4: Simplify right side
    119,922.98x = 10,835,249,747.10
  5. Step 5: Solve for x
    x = 10,835,249,747.10/119,922.98
  6. Step 6: Final answer
    x = 90,351.74

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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.