Home / 74,760.54-111,980.01-35,258.46

Finding the Fourth Proportional to 74,760.54, 111,980.01 and 35,258.46

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Solution

The fourth proportional to 74,760.54, 111,980.01 and 35,258.46 is: 52,811.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,760.54 : 111,980.01 = 35,258.46 : x
  2. Step 2: Convert to fraction form
    74,760.54/111,980.01 = 35,258.46/x
  3. Step 3: Cross multiply
    74,760.54x = 111,980.01 × 35,258.46
  4. Step 4: Simplify right side
    74,760.54x = 3,948,242,703.38
  5. Step 5: Solve for x
    x = 3,948,242,703.38/74,760.54
  6. Step 6: Final answer
    x = 52,811.85

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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.