Home / 74,322.68-102,561.56-44,109.28

Finding the Fourth Proportional to 74,322.68, 102,561.56 and 44,109.28

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Solution

The fourth proportional to 74,322.68, 102,561.56 and 44,109.28 is: 60,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,322.68 : 102,561.56 = 44,109.28 : x
  2. Step 2: Convert to fraction form
    74,322.68/102,561.56 = 44,109.28/x
  3. Step 3: Cross multiply
    74,322.68x = 102,561.56 × 44,109.28
  4. Step 4: Simplify right side
    74,322.68x = 4,523,916,567.28
  5. Step 5: Solve for x
    x = 4,523,916,567.28/74,322.68
  6. Step 6: Final answer
    x = 60,868.59

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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.