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Finding the Fourth Proportional to 113,241.40, 169,861.62 and 29,001.40

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Solution

The fourth proportional to 113,241.40, 169,861.62 and 29,001.40 is: 43,501.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,241.40 : 169,861.62 = 29,001.40 : x
  2. Step 2: Convert to fraction form
    113,241.40/169,861.62 = 29,001.40/x
  3. Step 3: Cross multiply
    113,241.40x = 169,861.62 × 29,001.40
  4. Step 4: Simplify right side
    113,241.40x = 4,926,224,786.27
  5. Step 5: Solve for x
    x = 4,926,224,786.27/113,241.40
  6. Step 6: Final answer
    x = 43,501.98

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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.