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Finding the Fourth Proportional to 169,224.12, 253,803.36 and 64,051.29

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Solution

The fourth proportional to 169,224.12, 253,803.36 and 64,051.29 is: 96,064.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,224.12 : 253,803.36 = 64,051.29 : x
  2. Step 2: Convert to fraction form
    169,224.12/253,803.36 = 64,051.29/x
  3. Step 3: Cross multiply
    169,224.12x = 253,803.36 × 64,051.29
  4. Step 4: Simplify right side
    169,224.12x = 16,256,432,614.33
  5. Step 5: Solve for x
    x = 16,256,432,614.33/169,224.12
  6. Step 6: Final answer
    x = 96,064.51

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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.