Home / 74,250.67-102,465.49-40,258.82

Finding the Fourth Proportional to 74,250.67, 102,465.49 and 40,258.82

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Solution

The fourth proportional to 74,250.67, 102,465.49 and 40,258.82 is: 55,556.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,250.67 : 102,465.49 = 40,258.82 : x
  2. Step 2: Convert to fraction form
    74,250.67/102,465.49 = 40,258.82/x
  3. Step 3: Cross multiply
    74,250.67x = 102,465.49 × 40,258.82
  4. Step 4: Simplify right side
    74,250.67x = 4,125,139,004.50
  5. Step 5: Solve for x
    x = 4,125,139,004.50/74,250.67
  6. Step 6: Final answer
    x = 55,556.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.