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Finding the Fourth Proportional to 73,407.46, 101,309.40 and 41,147.56

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Solution

The fourth proportional to 73,407.46, 101,309.40 and 41,147.56 is: 56,787.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,407.46 : 101,309.40 = 41,147.56 : x
  2. Step 2: Convert to fraction form
    73,407.46/101,309.40 = 41,147.56/x
  3. Step 3: Cross multiply
    73,407.46x = 101,309.40 × 41,147.56
  4. Step 4: Simplify right side
    73,407.46x = 4,168,634,615.06
  5. Step 5: Solve for x
    x = 4,168,634,615.06/73,407.46
  6. Step 6: Final answer
    x = 56,787.62

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1.5x scale

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.