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Finding the Fourth Proportional to 70,041.34, 96,643.83 and 41,749.66

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Solution

The fourth proportional to 70,041.34, 96,643.83 and 41,749.66 is: 57,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,041.34 : 96,643.83 = 41,749.66 : x
  2. Step 2: Convert to fraction form
    70,041.34/96,643.83 = 41,749.66/x
  3. Step 3: Cross multiply
    70,041.34x = 96,643.83 × 41,749.66
  4. Step 4: Simplify right side
    70,041.34x = 4,034,847,043.60
  5. Step 5: Solve for x
    x = 4,034,847,043.60/70,041.34
  6. Step 6: Final answer
    x = 57,606.65

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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.