Home / 97,169.36-145,527.24-74,805.26

Finding the Fourth Proportional to 97,169.36, 145,527.24 and 74,805.26

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Solution

The fourth proportional to 97,169.36, 145,527.24 and 74,805.26 is: 112,033.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,169.36 : 145,527.24 = 74,805.26 : x
  2. Step 2: Convert to fraction form
    97,169.36/145,527.24 = 74,805.26/x
  3. Step 3: Cross multiply
    97,169.36x = 145,527.24 × 74,805.26
  4. Step 4: Simplify right side
    97,169.36x = 10,886,203,025.28
  5. Step 5: Solve for x
    x = 10,886,203,025.28/97,169.36
  6. Step 6: Final answer
    x = 112,033.29

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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.