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Finding the Fourth Proportional to 70,846.57, 97,764.73 and 45,696.07

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Solution

The fourth proportional to 70,846.57, 97,764.73 and 45,696.07 is: 63,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,846.57 : 97,764.73 = 45,696.07 : x
  2. Step 2: Convert to fraction form
    70,846.57/97,764.73 = 45,696.07/x
  3. Step 3: Cross multiply
    70,846.57x = 97,764.73 × 45,696.07
  4. Step 4: Simplify right side
    70,846.57x = 4,467,463,945.61
  5. Step 5: Solve for x
    x = 4,467,463,945.61/70,846.57
  6. Step 6: Final answer
    x = 63,058.30

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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.