Home / 169,947.20-254,920.19-51,618.35

Finding the Fourth Proportional to 169,947.20, 254,920.19 and 51,618.35

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Solution

The fourth proportional to 169,947.20, 254,920.19 and 51,618.35 is: 77,427.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,947.20 : 254,920.19 = 51,618.35 : x
  2. Step 2: Convert to fraction form
    169,947.20/254,920.19 = 51,618.35/x
  3. Step 3: Cross multiply
    169,947.20x = 254,920.19 × 51,618.35
  4. Step 4: Simplify right side
    169,947.20x = 13,158,558,056.79
  5. Step 5: Solve for x
    x = 13,158,558,056.79/169,947.20
  6. Step 6: Final answer
    x = 77,427.33

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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.