Home / 149,523.09-224,382.78-70,645.29

Finding the Fourth Proportional to 149,523.09, 224,382.78 and 70,645.29

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Solution

The fourth proportional to 149,523.09, 224,382.78 and 70,645.29 is: 106,014.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,523.09 : 224,382.78 = 70,645.29 : x
  2. Step 2: Convert to fraction form
    149,523.09/224,382.78 = 70,645.29/x
  3. Step 3: Cross multiply
    149,523.09x = 224,382.78 × 70,645.29
  4. Step 4: Simplify right side
    149,523.09x = 15,851,586,564.11
  5. Step 5: Solve for x
    x = 15,851,586,564.11/149,523.09
  6. Step 6: Final answer
    x = 106,014.31

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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.