Home / 149,416.56-206,114.76-95,643.72

Finding the Fourth Proportional to 149,416.56, 206,114.76 and 95,643.72

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Solution

The fourth proportional to 149,416.56, 206,114.76 and 95,643.72 is: 131,937.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,416.56 : 206,114.76 = 95,643.72 : x
  2. Step 2: Convert to fraction form
    149,416.56/206,114.76 = 95,643.72/x
  3. Step 3: Cross multiply
    149,416.56x = 206,114.76 × 95,643.72
  4. Step 4: Simplify right side
    149,416.56x = 19,713,582,393.31
  5. Step 5: Solve for x
    x = 19,713,582,393.31/149,416.56
  6. Step 6: Final answer
    x = 131,937.07

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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.