Home / 67,157,029.73-100,735,544.59-61,782,258.53

Finding the Fourth Proportional to 67,157,029.73, 100,735,544.59 and 61,782,258.53

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Solution

The fourth proportional to 67,157,029.73, 100,735,544.59 and 61,782,258.53 is: 92,673,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,157,029.73 : 100,735,544.59 = 61,782,258.53 : x
  2. Step 2: Convert to fraction form
    67,157,029.73/100,735,544.59 = 61,782,258.53/x
  3. Step 3: Cross multiply
    67,157,029.73x = 100,735,544.59 × 61,782,258.53
  4. Step 4: Simplify right side
    67,157,029.73x = 6,223,669,458,361,590
  5. Step 5: Solve for x
    x = 6,223,669,458,361,590/67,157,029.73
  6. Step 6: Final answer
    x = 92,673,387.79

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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.