Home / 94,801.44-142,371.52-90,991.72

Finding the Fourth Proportional to 94,801.44, 142,371.52 and 90,991.72

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Solution

The fourth proportional to 94,801.44, 142,371.52 and 90,991.72 is: 136,650.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,801.44 : 142,371.52 = 90,991.72 : x
  2. Step 2: Convert to fraction form
    94,801.44/142,371.52 = 90,991.72/x
  3. Step 3: Cross multiply
    94,801.44x = 142,371.52 × 90,991.72
  4. Step 4: Simplify right side
    94,801.44x = 12,954,629,483.81
  5. Step 5: Solve for x
    x = 12,954,629,483.81/94,801.44
  6. Step 6: Final answer
    x = 136,650.13

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1.5x scale

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.