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Finding the Fourth Proportional to 73,274.96, 101,123.36 and 46,407.60

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Solution

The fourth proportional to 73,274.96, 101,123.36 and 46,407.60 is: 64,044.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,274.96 : 101,123.36 = 46,407.60 : x
  2. Step 2: Convert to fraction form
    73,274.96/101,123.36 = 46,407.60/x
  3. Step 3: Cross multiply
    73,274.96x = 101,123.36 × 46,407.60
  4. Step 4: Simplify right side
    73,274.96x = 4,692,892,441.54
  5. Step 5: Solve for x
    x = 4,692,892,441.54/73,274.96
  6. Step 6: Final answer
    x = 64,044.97

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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.