Home / 74,022.56-111,070.32-34,582.48

Finding the Fourth Proportional to 74,022.56, 111,070.32 and 34,582.48

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Solution

The fourth proportional to 74,022.56, 111,070.32 and 34,582.48 is: 51,890.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,022.56 : 111,070.32 = 34,582.48 : x
  2. Step 2: Convert to fraction form
    74,022.56/111,070.32 = 34,582.48/x
  3. Step 3: Cross multiply
    74,022.56x = 111,070.32 × 34,582.48
  4. Step 4: Simplify right side
    74,022.56x = 3,841,087,119.99
  5. Step 5: Solve for x
    x = 3,841,087,119.99/74,022.56
  6. Step 6: Final answer
    x = 51,890.76

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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.