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Finding the Fourth Proportional to 227,646, 314,156.52 and 125,671.23

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Solution

The fourth proportional to 227,646, 314,156.52 and 125,671.23 is: 173,429.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,646 : 314,156.52 = 125,671.23 : x
  2. Step 2: Convert to fraction form
    227,646/314,156.52 = 125,671.23/x
  3. Step 3: Cross multiply
    227,646x = 314,156.52 × 125,671.23
  4. Step 4: Simplify right side
    227,646x = 39,480,436,280.92
  5. Step 5: Solve for x
    x = 39,480,436,280.92/227,646
  6. Step 6: Final answer
    x = 173,429.08

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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.