Home / 65,094.21-89,669.37-55,502.85

Finding the Fourth Proportional to 65,094.21, 89,669.37 and 55,502.85

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Solution

The fourth proportional to 65,094.21, 89,669.37 and 55,502.85 is: 76,456.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,094.21 : 89,669.37 = 55,502.85 : x
  2. Step 2: Convert to fraction form
    65,094.21/89,669.37 = 55,502.85/x
  3. Step 3: Cross multiply
    65,094.21x = 89,669.37 × 55,502.85
  4. Step 4: Simplify right side
    65,094.21x = 4,976,905,592.70
  5. Step 5: Solve for x
    x = 4,976,905,592.70/65,094.21
  6. Step 6: Final answer
    x = 76,456.96

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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.