Home / 66,475.37-99,638.97-34,889.01

Finding the Fourth Proportional to 66,475.37, 99,638.97 and 34,889.01

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Solution

The fourth proportional to 66,475.37, 99,638.97 and 34,889.01 is: 52,294.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,475.37 : 99,638.97 = 34,889.01 : x
  2. Step 2: Convert to fraction form
    66,475.37/99,638.97 = 34,889.01/x
  3. Step 3: Cross multiply
    66,475.37x = 99,638.97 × 34,889.01
  4. Step 4: Simplify right side
    66,475.37x = 3,476,305,076.71
  5. Step 5: Solve for x
    x = 3,476,305,076.71/66,475.37
  6. Step 6: Final answer
    x = 52,294.64

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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.