Home / 119,986.82-180,009.84-35,746.66

Finding the Fourth Proportional to 119,986.82, 180,009.84 and 35,746.66

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Solution

The fourth proportional to 119,986.82, 180,009.84 and 35,746.66 is: 53,628.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,986.82 : 180,009.84 = 35,746.66 : x
  2. Step 2: Convert to fraction form
    119,986.82/180,009.84 = 35,746.66/x
  3. Step 3: Cross multiply
    119,986.82x = 180,009.84 × 35,746.66
  4. Step 4: Simplify right side
    119,986.82x = 6,434,750,906.20
  5. Step 5: Solve for x
    x = 6,434,750,906.20/119,986.82
  6. Step 6: Final answer
    x = 53,628.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.