Home / 119,698.36-165,182.62-65,250.52

Finding the Fourth Proportional to 119,698.36, 165,182.62 and 65,250.52

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Solution

The fourth proportional to 119,698.36, 165,182.62 and 65,250.52 is: 90,045.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,698.36 : 165,182.62 = 65,250.52 : x
  2. Step 2: Convert to fraction form
    119,698.36/165,182.62 = 65,250.52/x
  3. Step 3: Cross multiply
    119,698.36x = 165,182.62 × 65,250.52
  4. Step 4: Simplify right side
    119,698.36x = 10,778,251,849.96
  5. Step 5: Solve for x
    x = 10,778,251,849.96/119,698.36
  6. Step 6: Final answer
    x = 90,045.11

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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.