Home / 251,179.20-376,725.60-93,326.40

Finding the Fourth Proportional to 251,179.20, 376,725.60 and 93,326.40

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Solution

The fourth proportional to 251,179.20, 376,725.60 and 93,326.40 is: 139,973.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,179.20 : 376,725.60 = 93,326.40 : x
  2. Step 2: Convert to fraction form
    251,179.20/376,725.60 = 93,326.40/x
  3. Step 3: Cross multiply
    251,179.20x = 376,725.60 × 93,326.40
  4. Step 4: Simplify right side
    251,179.20x = 35,158,444,035.84
  5. Step 5: Solve for x
    x = 35,158,444,035.84/251,179.20
  6. Step 6: Final answer
    x = 139,973.55

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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.