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Finding the Fourth Proportional to 64,671.03, 89,232.63 and 37,808.34

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Solution

The fourth proportional to 64,671.03, 89,232.63 and 37,808.34 is: 52,167.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,671.03 : 89,232.63 = 37,808.34 : x
  2. Step 2: Convert to fraction form
    64,671.03/89,232.63 = 37,808.34/x
  3. Step 3: Cross multiply
    64,671.03x = 89,232.63 × 37,808.34
  4. Step 4: Simplify right side
    64,671.03x = 3,373,737,614.13
  5. Step 5: Solve for x
    x = 3,373,737,614.13/64,671.03
  6. Step 6: Final answer
    x = 52,167.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.