Home / 119,375.45-179,025.12-39,398.51

Finding the Fourth Proportional to 119,375.45, 179,025.12 and 39,398.51

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Solution

The fourth proportional to 119,375.45, 179,025.12 and 39,398.51 is: 59,085.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,375.45 : 179,025.12 = 39,398.51 : x
  2. Step 2: Convert to fraction form
    119,375.45/179,025.12 = 39,398.51/x
  3. Step 3: Cross multiply
    119,375.45x = 179,025.12 × 39,398.51
  4. Step 4: Simplify right side
    119,375.45x = 7,053,322,980.57
  5. Step 5: Solve for x
    x = 7,053,322,980.57/119,375.45
  6. Step 6: Final answer
    x = 59,085.21

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1.5x scale

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.