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Finding the Fourth Proportional to 150,601.40, 225,971.04 and 65,238.35

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Solution

The fourth proportional to 150,601.40, 225,971.04 and 65,238.35 is: 97,887.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,601.40 : 225,971.04 = 65,238.35 : x
  2. Step 2: Convert to fraction form
    150,601.40/225,971.04 = 65,238.35/x
  3. Step 3: Cross multiply
    150,601.40x = 225,971.04 × 65,238.35
  4. Step 4: Simplify right side
    150,601.40x = 14,741,976,667.53
  5. Step 5: Solve for x
    x = 14,741,976,667.53/150,601.40
  6. Step 6: Final answer
    x = 97,887.38

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1.5x scale

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.