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Finding the Fourth Proportional to 254,264.16, 351,015.20 and 179,148

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Solution

The fourth proportional to 254,264.16, 351,015.20 and 179,148 is: 247,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,264.16 : 351,015.20 = 179,148 : x
  2. Step 2: Convert to fraction form
    254,264.16/351,015.20 = 179,148/x
  3. Step 3: Cross multiply
    254,264.16x = 351,015.20 × 179,148
  4. Step 4: Simplify right side
    254,264.16x = 62,883,671,049.60
  5. Step 5: Solve for x
    x = 62,883,671,049.60/254,264.16
  6. Step 6: Final answer
    x = 247,316.30

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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.