Home / 187,542.26-281,222.67-69,269.30

Finding the Fourth Proportional to 187,542.26, 281,222.67 and 69,269.30

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Solution

The fourth proportional to 187,542.26, 281,222.67 and 69,269.30 is: 103,870.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,542.26 : 281,222.67 = 69,269.30 : x
  2. Step 2: Convert to fraction form
    187,542.26/281,222.67 = 69,269.30/x
  3. Step 3: Cross multiply
    187,542.26x = 281,222.67 × 69,269.30
  4. Step 4: Simplify right side
    187,542.26x = 19,480,097,495.03
  5. Step 5: Solve for x
    x = 19,480,097,495.03/187,542.26
  6. Step 6: Final answer
    x = 103,870.44

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1.5x scale

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.