Home / 257,094.73-385,579.16-107,336.26

Finding the Fourth Proportional to 257,094.73, 385,579.16 and 107,336.26

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Solution

The fourth proportional to 257,094.73, 385,579.16 and 107,336.26 is: 160,978.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,094.73 : 385,579.16 = 107,336.26 : x
  2. Step 2: Convert to fraction form
    257,094.73/385,579.16 = 107,336.26/x
  3. Step 3: Cross multiply
    257,094.73x = 385,579.16 × 107,336.26
  4. Step 4: Simplify right side
    257,094.73x = 41,386,623,040.45
  5. Step 5: Solve for x
    x = 41,386,623,040.45/257,094.73
  6. Step 6: Final answer
    x = 160,978.11

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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.