Home / 65,588.28-98,382.44-30,486.96

Finding the Fourth Proportional to 65,588.28, 98,382.44 and 30,486.96

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Solution

The fourth proportional to 65,588.28, 98,382.44 and 30,486.96 is: 45,730.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,588.28 : 98,382.44 = 30,486.96 : x
  2. Step 2: Convert to fraction form
    65,588.28/98,382.44 = 30,486.96/x
  3. Step 3: Cross multiply
    65,588.28x = 98,382.44 × 30,486.96
  4. Step 4: Simplify right side
    65,588.28x = 2,999,381,512.98
  5. Step 5: Solve for x
    x = 2,999,381,512.98/65,588.28
  6. Step 6: Final answer
    x = 45,730.45

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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.