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Finding the Fourth Proportional to 64,703.00, 89,288.22 and 36,408.08

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Solution

The fourth proportional to 64,703.00, 89,288.22 and 36,408.08 is: 50,242.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,703.00 : 89,288.22 = 36,408.08 : x
  2. Step 2: Convert to fraction form
    64,703.00/89,288.22 = 36,408.08/x
  3. Step 3: Cross multiply
    64,703.00x = 89,288.22 × 36,408.08
  4. Step 4: Simplify right side
    64,703.00x = 3,250,813,016.57
  5. Step 5: Solve for x
    x = 3,250,813,016.57/64,703.00
  6. Step 6: Final answer
    x = 50,242.07

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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.