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Finding the Fourth Proportional to 248,993.97, 373,585.32 and 149,225.76

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Solution

The fourth proportional to 248,993.97, 373,585.32 and 149,225.76 is: 223,895.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,993.97 : 373,585.32 = 149,225.76 : x
  2. Step 2: Convert to fraction form
    248,993.97/373,585.32 = 149,225.76/x
  3. Step 3: Cross multiply
    248,993.97x = 373,585.32 × 149,225.76
  4. Step 4: Simplify right side
    248,993.97x = 55,748,553,301.84
  5. Step 5: Solve for x
    x = 55,748,553,301.84/248,993.97
  6. Step 6: Final answer
    x = 223,895.19

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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.