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Finding the Fourth Proportional to 271,254.52, 374,326.86 and 148,746.52

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Solution

The fourth proportional to 271,254.52, 374,326.86 and 148,746.52 is: 205,267.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,254.52 : 374,326.86 = 148,746.52 : x
  2. Step 2: Convert to fraction form
    271,254.52/374,326.86 = 148,746.52/x
  3. Step 3: Cross multiply
    271,254.52x = 374,326.86 × 148,746.52
  4. Step 4: Simplify right side
    271,254.52x = 55,679,817,767.53
  5. Step 5: Solve for x
    x = 55,679,817,767.53/271,254.52
  6. Step 6: Final answer
    x = 205,267.80

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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.