Home / 248,943.32-373,201.08-91,139.12

Finding the Fourth Proportional to 248,943.32, 373,201.08 and 91,139.12

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Solution

The fourth proportional to 248,943.32, 373,201.08 and 91,139.12 is: 136,630.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,943.32 : 373,201.08 = 91,139.12 : x
  2. Step 2: Convert to fraction form
    248,943.32/373,201.08 = 91,139.12/x
  3. Step 3: Cross multiply
    248,943.32x = 373,201.08 × 91,139.12
  4. Step 4: Simplify right side
    248,943.32x = 34,013,218,014.25
  5. Step 5: Solve for x
    x = 34,013,218,014.25/248,943.32
  6. Step 6: Final answer
    x = 136,630.37

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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.