Home / 110,310.79-152,383.94-98,370.31

Finding the Fourth Proportional to 110,310.79, 152,383.94 and 98,370.31

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Solution

The fourth proportional to 110,310.79, 152,383.94 and 98,370.31 is: 135,889.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,310.79 : 152,383.94 = 98,370.31 : x
  2. Step 2: Convert to fraction form
    110,310.79/152,383.94 = 98,370.31/x
  3. Step 3: Cross multiply
    110,310.79x = 152,383.94 × 98,370.31
  4. Step 4: Simplify right side
    110,310.79x = 14,990,054,924.97
  5. Step 5: Solve for x
    x = 14,990,054,924.97/110,310.79
  6. Step 6: Final answer
    x = 135,889.29

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1.5x scale

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.