Home / 109,357.11-164,006.19-46,177.65

Finding the Fourth Proportional to 109,357.11, 164,006.19 and 46,177.65

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Solution

The fourth proportional to 109,357.11, 164,006.19 and 46,177.65 is: 69,254.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,357.11 : 164,006.19 = 46,177.65 : x
  2. Step 2: Convert to fraction form
    109,357.11/164,006.19 = 46,177.65/x
  3. Step 3: Cross multiply
    109,357.11x = 164,006.19 × 46,177.65
  4. Step 4: Simplify right side
    109,357.11x = 7,573,420,439.65
  5. Step 5: Solve for x
    x = 7,573,420,439.65/109,357.11
  6. Step 6: Final answer
    x = 69,254.03

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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.