Home / 195,103.94-292,430.01-89,701.70

Finding the Fourth Proportional to 195,103.94, 292,430.01 and 89,701.70

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Solution

The fourth proportional to 195,103.94, 292,430.01 and 89,701.70 is: 134,448.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,103.94 : 292,430.01 = 89,701.70 : x
  2. Step 2: Convert to fraction form
    195,103.94/292,430.01 = 89,701.70/x
  3. Step 3: Cross multiply
    195,103.94x = 292,430.01 × 89,701.70
  4. Step 4: Simplify right side
    195,103.94x = 26,231,469,028.02
  5. Step 5: Solve for x
    x = 26,231,469,028.02/195,103.94
  6. Step 6: Final answer
    x = 134,448.69

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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.