Home / 97,049.37-145,572.43-43,711.68

Finding the Fourth Proportional to 97,049.37, 145,572.43 and 43,711.68

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Solution

The fourth proportional to 97,049.37, 145,572.43 and 43,711.68 is: 65,566.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,049.37 : 145,572.43 = 43,711.68 : x
  2. Step 2: Convert to fraction form
    97,049.37/145,572.43 = 43,711.68/x
  3. Step 3: Cross multiply
    97,049.37x = 145,572.43 × 43,711.68
  4. Step 4: Simplify right side
    97,049.37x = 6,363,215,476.98
  5. Step 5: Solve for x
    x = 6,363,215,476.98/97,049.37
  6. Step 6: Final answer
    x = 65,566.79

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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.