Home / 97,138.22-145,715.58-27,017.54

Finding the Fourth Proportional to 97,138.22, 145,715.58 and 27,017.54

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Solution

The fourth proportional to 97,138.22, 145,715.58 and 27,017.54 is: 40,528.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,138.22 : 145,715.58 = 27,017.54 : x
  2. Step 2: Convert to fraction form
    97,138.22/145,715.58 = 27,017.54/x
  3. Step 3: Cross multiply
    97,138.22x = 145,715.58 × 27,017.54
  4. Step 4: Simplify right side
    97,138.22x = 3,936,875,782.70
  5. Step 5: Solve for x
    x = 3,936,875,782.70/97,138.22
  6. Step 6: Final answer
    x = 40,528.60

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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.