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Finding the Fourth Proportional to 250,913, 376,498.56 and 166,731.32

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Solution

The fourth proportional to 250,913, 376,498.56 and 166,731.32 is: 250,182.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,913 : 376,498.56 = 166,731.32 : x
  2. Step 2: Convert to fraction form
    250,913/376,498.56 = 166,731.32/x
  3. Step 3: Cross multiply
    250,913x = 376,498.56 × 166,731.32
  4. Step 4: Simplify right side
    250,913x = 62,774,101,886.90
  5. Step 5: Solve for x
    x = 62,774,101,886.90/250,913
  6. Step 6: Final answer
    x = 250,182.74

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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.