Home / 195,467.20-293,006.40-90,102.40

Finding the Fourth Proportional to 195,467.20, 293,006.40 and 90,102.40

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Solution

The fourth proportional to 195,467.20, 293,006.40 and 90,102.40 is: 135,063.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,467.20 : 293,006.40 = 90,102.40 : x
  2. Step 2: Convert to fraction form
    195,467.20/293,006.40 = 90,102.40/x
  3. Step 3: Cross multiply
    195,467.20x = 293,006.40 × 90,102.40
  4. Step 4: Simplify right side
    195,467.20x = 26,400,579,855.36
  5. Step 5: Solve for x
    x = 26,400,579,855.36/195,467.20
  6. Step 6: Final answer
    x = 135,063.99

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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.