Home / 97,238.34-145,899.90-34,103.70

Finding the Fourth Proportional to 97,238.34, 145,899.90 and 34,103.70

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Solution

The fourth proportional to 97,238.34, 145,899.90 and 34,103.70 is: 51,170.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,238.34 : 145,899.90 = 34,103.70 : x
  2. Step 2: Convert to fraction form
    97,238.34/145,899.90 = 34,103.70/x
  3. Step 3: Cross multiply
    97,238.34x = 145,899.90 × 34,103.70
  4. Step 4: Simplify right side
    97,238.34x = 4,975,726,419.63
  5. Step 5: Solve for x
    x = 4,975,726,419.63/97,238.34
  6. Step 6: Final answer
    x = 51,170.42

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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.