Home / 64,230.21-96,364.77-45,546.36

Finding the Fourth Proportional to 64,230.21, 96,364.77 and 45,546.36

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Solution

The fourth proportional to 64,230.21, 96,364.77 and 45,546.36 is: 68,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,230.21 : 96,364.77 = 45,546.36 : x
  2. Step 2: Convert to fraction form
    64,230.21/96,364.77 = 45,546.36/x
  3. Step 3: Cross multiply
    64,230.21x = 96,364.77 × 45,546.36
  4. Step 4: Simplify right side
    64,230.21x = 4,389,064,505.74
  5. Step 5: Solve for x
    x = 4,389,064,505.74/64,230.21
  6. Step 6: Final answer
    x = 68,333.34

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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.