Home / 70,766.16-106,032.60-41,100.72

Finding the Fourth Proportional to 70,766.16, 106,032.60 and 41,100.72

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Solution

The fourth proportional to 70,766.16, 106,032.60 and 41,100.72 is: 61,583.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,766.16 : 106,032.60 = 41,100.72 : x
  2. Step 2: Convert to fraction form
    70,766.16/106,032.60 = 41,100.72/x
  3. Step 3: Cross multiply
    70,766.16x = 106,032.60 × 41,100.72
  4. Step 4: Simplify right side
    70,766.16x = 4,358,016,203.47
  5. Step 5: Solve for x
    x = 4,358,016,203.47/70,766.16
  6. Step 6: Final answer
    x = 61,583.34

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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.