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Finding the Fourth Proportional to 45,673.29, 68,459.90 and 23,487.84

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Solution

The fourth proportional to 45,673.29, 68,459.90 and 23,487.84 is: 35,206.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,673.29 : 68,459.90 = 23,487.84 : x
  2. Step 2: Convert to fraction form
    45,673.29/68,459.90 = 23,487.84/x
  3. Step 3: Cross multiply
    45,673.29x = 68,459.90 × 23,487.84
  4. Step 4: Simplify right side
    45,673.29x = 1,607,975,060.18
  5. Step 5: Solve for x
    x = 1,607,975,060.18/45,673.29
  6. Step 6: Final answer
    x = 35,206.03

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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.