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Finding the Fourth Proportional to 70,582.79, 97,361.49 and 41,883.58

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Solution

The fourth proportional to 70,582.79, 97,361.49 and 41,883.58 is: 57,773.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,582.79 : 97,361.49 = 41,883.58 : x
  2. Step 2: Convert to fraction form
    70,582.79/97,361.49 = 41,883.58/x
  3. Step 3: Cross multiply
    70,582.79x = 97,361.49 × 41,883.58
  4. Step 4: Simplify right side
    70,582.79x = 4,077,848,034.10
  5. Step 5: Solve for x
    x = 4,077,848,034.10/70,582.79
  6. Step 6: Final answer
    x = 57,773.97

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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.