Home / 131,138.52-196,325.04-97,553.49

Finding the Fourth Proportional to 131,138.52, 196,325.04 and 97,553.49

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Solution

The fourth proportional to 131,138.52, 196,325.04 and 97,553.49 is: 146,045.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,138.52 : 196,325.04 = 97,553.49 : x
  2. Step 2: Convert to fraction form
    131,138.52/196,325.04 = 97,553.49/x
  3. Step 3: Cross multiply
    131,138.52x = 196,325.04 × 97,553.49
  4. Step 4: Simplify right side
    131,138.52x = 19,152,192,826.39
  5. Step 5: Solve for x
    x = 19,152,192,826.39/131,138.52
  6. Step 6: Final answer
    x = 146,045.52

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1.5x scale

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.