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Finding the Fourth Proportional to 71,343.33, 98,392.37 and 44,457.81

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Solution

The fourth proportional to 71,343.33, 98,392.37 and 44,457.81 is: 61,313.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,343.33 : 98,392.37 = 44,457.81 : x
  2. Step 2: Convert to fraction form
    71,343.33/98,392.37 = 44,457.81/x
  3. Step 3: Cross multiply
    71,343.33x = 98,392.37 × 44,457.81
  4. Step 4: Simplify right side
    71,343.33x = 4,374,309,068.62
  5. Step 5: Solve for x
    x = 4,374,309,068.62/71,343.33
  6. Step 6: Final answer
    x = 61,313.50

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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.