Home / 65,827.05-90,840.96-35,612.29

Finding the Fourth Proportional to 65,827.05, 90,840.96 and 35,612.29

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Solution

The fourth proportional to 65,827.05, 90,840.96 and 35,612.29 is: 49,144.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,827.05 : 90,840.96 = 35,612.29 : x
  2. Step 2: Convert to fraction form
    65,827.05/90,840.96 = 35,612.29/x
  3. Step 3: Cross multiply
    65,827.05x = 90,840.96 × 35,612.29
  4. Step 4: Simplify right side
    65,827.05x = 3,235,054,611.40
  5. Step 5: Solve for x
    x = 3,235,054,611.40/65,827.05
  6. Step 6: Final answer
    x = 49,144.76

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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.