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Finding the Fourth Proportional to 169,363.35, 254,045.15 and 43,013.07

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Solution

The fourth proportional to 169,363.35, 254,045.15 and 43,013.07 is: 64,519.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,363.35 : 254,045.15 = 43,013.07 : x
  2. Step 2: Convert to fraction form
    169,363.35/254,045.15 = 43,013.07/x
  3. Step 3: Cross multiply
    169,363.35x = 254,045.15 × 43,013.07
  4. Step 4: Simplify right side
    169,363.35x = 10,927,261,605.05
  5. Step 5: Solve for x
    x = 10,927,261,605.05/169,363.35
  6. Step 6: Final answer
    x = 64,519.64

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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.