Home / 64,912.08-97,367.40-35,323.20

Finding the Fourth Proportional to 64,912.08, 97,367.40 and 35,323.20

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Solution

The fourth proportional to 64,912.08, 97,367.40 and 35,323.20 is: 52,984.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,912.08 : 97,367.40 = 35,323.20 : x
  2. Step 2: Convert to fraction form
    64,912.08/97,367.40 = 35,323.20/x
  3. Step 3: Cross multiply
    64,912.08x = 97,367.40 × 35,323.20
  4. Step 4: Simplify right side
    64,912.08x = 3,439,328,143.68
  5. Step 5: Solve for x
    x = 3,439,328,143.68/64,912.08
  6. Step 6: Final answer
    x = 52,984.41

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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.