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Finding the Fourth Proportional to 73,670.56, 101,676.96 and 43,459.27

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Solution

The fourth proportional to 73,670.56, 101,676.96 and 43,459.27 is: 59,980.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,670.56 : 101,676.96 = 43,459.27 : x
  2. Step 2: Convert to fraction form
    73,670.56/101,676.96 = 43,459.27/x
  3. Step 3: Cross multiply
    73,670.56x = 101,676.96 × 43,459.27
  4. Step 4: Simplify right side
    73,670.56x = 4,418,806,457.42
  5. Step 5: Solve for x
    x = 4,418,806,457.42/73,670.56
  6. Step 6: Final answer
    x = 59,980.63

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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.