Home / 97,274.30-145,878.64-64,170.41

Finding the Fourth Proportional to 97,274.30, 145,878.64 and 64,170.41

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Solution

The fourth proportional to 97,274.30, 145,878.64 and 64,170.41 is: 96,233.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,274.30 : 145,878.64 = 64,170.41 : x
  2. Step 2: Convert to fraction form
    97,274.30/145,878.64 = 64,170.41/x
  3. Step 3: Cross multiply
    97,274.30x = 145,878.64 × 64,170.41
  4. Step 4: Simplify right side
    97,274.30x = 9,361,091,249.22
  5. Step 5: Solve for x
    x = 9,361,091,249.22/97,274.30
  6. Step 6: Final answer
    x = 96,233.97

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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.