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Finding the Fourth Proportional to 64,096.36, 96,029.34 and 39,123.40

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Solution

The fourth proportional to 64,096.36, 96,029.34 and 39,123.40 is: 58,614.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,096.36 : 96,029.34 = 39,123.40 : x
  2. Step 2: Convert to fraction form
    64,096.36/96,029.34 = 39,123.40/x
  3. Step 3: Cross multiply
    64,096.36x = 96,029.34 × 39,123.40
  4. Step 4: Simplify right side
    64,096.36x = 3,756,994,280.56
  5. Step 5: Solve for x
    x = 3,756,994,280.56/64,096.36
  6. Step 6: Final answer
    x = 58,614.78

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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.