Home / 96,957,512.40-145,436,268.60-75,274,719.60

Finding the Fourth Proportional to 96,957,512.40, 145,436,268.60 and 75,274,719.60

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Solution

The fourth proportional to 96,957,512.40, 145,436,268.60 and 75,274,719.60 is: 112,912,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,957,512.40 : 145,436,268.60 = 75,274,719.60 : x
  2. Step 2: Convert to fraction form
    96,957,512.40/145,436,268.60 = 75,274,719.60/x
  3. Step 3: Cross multiply
    96,957,512.40x = 145,436,268.60 × 75,274,719.60
  4. Step 4: Simplify right side
    96,957,512.40x = 10,947,674,338,535,284
  5. Step 5: Solve for x
    x = 10,947,674,338,535,284/96,957,512.40
  6. Step 6: Final answer
    x = 112,912,079.40

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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.