Home / 195,412.20-293,118.30-106,838.70

Finding the Fourth Proportional to 195,412.20, 293,118.30 and 106,838.70

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Solution

The fourth proportional to 195,412.20, 293,118.30 and 106,838.70 is: 160,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,412.20 : 293,118.30 = 106,838.70 : x
  2. Step 2: Convert to fraction form
    195,412.20/293,118.30 = 106,838.70/x
  3. Step 3: Cross multiply
    195,412.20x = 293,118.30 × 106,838.70
  4. Step 4: Simplify right side
    195,412.20x = 31,316,378,118.21
  5. Step 5: Solve for x
    x = 31,316,378,118.21/195,412.20
  6. Step 6: Final answer
    x = 160,258.05

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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.