Home / 119,826.94-165,353.50-66,111.95

Finding the Fourth Proportional to 119,826.94, 165,353.50 and 66,111.95

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Solution

The fourth proportional to 119,826.94, 165,353.50 and 66,111.95 is: 91,230.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,826.94 : 165,353.50 = 66,111.95 : x
  2. Step 2: Convert to fraction form
    119,826.94/165,353.50 = 66,111.95/x
  3. Step 3: Cross multiply
    119,826.94x = 165,353.50 × 66,111.95
  4. Step 4: Simplify right side
    119,826.94x = 10,931,842,324.33
  5. Step 5: Solve for x
    x = 10,931,842,324.33/119,826.94
  6. Step 6: Final answer
    x = 91,230.26

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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.