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Finding the Fourth Proportional to 169,833.24, 254,755.53 and 76,339.26

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Solution

The fourth proportional to 169,833.24, 254,755.53 and 76,339.26 is: 114,511.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,833.24 : 254,755.53 = 76,339.26 : x
  2. Step 2: Convert to fraction form
    169,833.24/254,755.53 = 76,339.26/x
  3. Step 3: Cross multiply
    169,833.24x = 254,755.53 × 76,339.26
  4. Step 4: Simplify right side
    169,833.24x = 19,447,848,641.11
  5. Step 5: Solve for x
    x = 19,447,848,641.11/169,833.24
  6. Step 6: Final answer
    x = 114,511.44

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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.