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Finding the Fourth Proportional to 254,637.66, 351,277.11 and 169,645.98

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Solution

The fourth proportional to 254,637.66, 351,277.11 and 169,645.98 is: 234,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,637.66 : 351,277.11 = 169,645.98 : x
  2. Step 2: Convert to fraction form
    254,637.66/351,277.11 = 169,645.98/x
  3. Step 3: Cross multiply
    254,637.66x = 351,277.11 × 169,645.98
  4. Step 4: Simplify right side
    254,637.66x = 59,592,749,577.52
  5. Step 5: Solve for x
    x = 59,592,749,577.52/254,637.66
  6. Step 6: Final answer
    x = 234,029.60

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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.