Home / 165,746.70-248,620.05-119,436.30

Finding the Fourth Proportional to 165,746.70, 248,620.05 and 119,436.30

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Solution

The fourth proportional to 165,746.70, 248,620.05 and 119,436.30 is: 179,154.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,746.70 : 248,620.05 = 119,436.30 : x
  2. Step 2: Convert to fraction form
    165,746.70/248,620.05 = 119,436.30/x
  3. Step 3: Cross multiply
    165,746.70x = 248,620.05 × 119,436.30
  4. Step 4: Simplify right side
    165,746.70x = 29,694,258,877.82
  5. Step 5: Solve for x
    x = 29,694,258,877.82/165,746.70
  6. Step 6: Final answer
    x = 179,154.45

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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.