Home / 97,931.70-146,908.13-41,777.75

Finding the Fourth Proportional to 97,931.70, 146,908.13 and 41,777.75

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Solution

The fourth proportional to 97,931.70, 146,908.13 and 41,777.75 is: 62,671.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,931.70 : 146,908.13 = 41,777.75 : x
  2. Step 2: Convert to fraction form
    97,931.70/146,908.13 = 41,777.75/x
  3. Step 3: Cross multiply
    97,931.70x = 146,908.13 × 41,777.75
  4. Step 4: Simplify right side
    97,931.70x = 6,137,491,286.49
  5. Step 5: Solve for x
    x = 6,137,491,286.49/97,931.70
  6. Step 6: Final answer
    x = 62,671.14

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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.