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Finding the Fourth Proportional to 169,147.02, 253,749.71 and 56,838.02

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Solution

The fourth proportional to 169,147.02, 253,749.71 and 56,838.02 is: 85,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,147.02 : 253,749.71 = 56,838.02 : x
  2. Step 2: Convert to fraction form
    169,147.02/253,749.71 = 56,838.02/x
  3. Step 3: Cross multiply
    169,147.02x = 253,749.71 × 56,838.02
  4. Step 4: Simplify right side
    169,147.02x = 14,422,631,091.97
  5. Step 5: Solve for x
    x = 14,422,631,091.97/169,147.02
  6. Step 6: Final answer
    x = 85,266.84

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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.