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Finding the Fourth Proportional to 45,652.35, 68,485.01 and 14,064.98

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Solution

The fourth proportional to 45,652.35, 68,485.01 and 14,064.98 is: 21,099.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,652.35 : 68,485.01 = 14,064.98 : x
  2. Step 2: Convert to fraction form
    45,652.35/68,485.01 = 14,064.98/x
  3. Step 3: Cross multiply
    45,652.35x = 68,485.01 × 14,064.98
  4. Step 4: Simplify right side
    45,652.35x = 963,239,883.20
  5. Step 5: Solve for x
    x = 963,239,883.20/45,652.35
  6. Step 6: Final answer
    x = 21,099.46

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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.