Home / 195,328.32-293,112.48-90,155.04

Finding the Fourth Proportional to 195,328.32, 293,112.48 and 90,155.04

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Solution

The fourth proportional to 195,328.32, 293,112.48 and 90,155.04 is: 135,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,328.32 : 293,112.48 = 90,155.04 : x
  2. Step 2: Convert to fraction form
    195,328.32/293,112.48 = 90,155.04/x
  3. Step 3: Cross multiply
    195,328.32x = 293,112.48 × 90,155.04
  4. Step 4: Simplify right side
    195,328.32x = 26,425,567,358.90
  5. Step 5: Solve for x
    x = 26,425,567,358.90/195,328.32
  6. Step 6: Final answer
    x = 135,287.95

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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.