Home / 149,986.24-207,022.08-93,364

Finding the Fourth Proportional to 149,986.24, 207,022.08 and 93,364

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Solution

The fourth proportional to 149,986.24, 207,022.08 and 93,364 is: 128,867.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,986.24 : 207,022.08 = 93,364 : x
  2. Step 2: Convert to fraction form
    149,986.24/207,022.08 = 93,364/x
  3. Step 3: Cross multiply
    149,986.24x = 207,022.08 × 93,364
  4. Step 4: Simplify right side
    149,986.24x = 19,328,409,477.12
  5. Step 5: Solve for x
    x = 19,328,409,477.12/149,986.24
  6. Step 6: Final answer
    x = 128,867.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.