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Finding the Fourth Proportional to 251,725.52, 377,498.37 and 83,214.74

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Solution

The fourth proportional to 251,725.52, 377,498.37 and 83,214.74 is: 124,792.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,725.52 : 377,498.37 = 83,214.74 : x
  2. Step 2: Convert to fraction form
    251,725.52/377,498.37 = 83,214.74/x
  3. Step 3: Cross multiply
    251,725.52x = 377,498.37 × 83,214.74
  4. Step 4: Simplify right side
    251,725.52x = 31,413,429,965.78
  5. Step 5: Solve for x
    x = 31,413,429,965.78/251,725.52
  6. Step 6: Final answer
    x = 124,792.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.