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Finding the Fourth Proportional to 169,466.31, 233,650.73 and 124,065.47

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Solution

The fourth proportional to 169,466.31, 233,650.73 and 124,065.47 is: 171,054.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,466.31 : 233,650.73 = 124,065.47 : x
  2. Step 2: Convert to fraction form
    169,466.31/233,650.73 = 124,065.47/x
  3. Step 3: Cross multiply
    169,466.31x = 233,650.73 × 124,065.47
  4. Step 4: Simplify right side
    169,466.31x = 28,987,985,844.71
  5. Step 5: Solve for x
    x = 28,987,985,844.71/169,466.31
  6. Step 6: Final answer
    x = 171,054.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.