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Finding the Fourth Proportional to 101,558.00, 140,146.18 and 56,232.38

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Solution

The fourth proportional to 101,558.00, 140,146.18 and 56,232.38 is: 77,598.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,558.00 : 140,146.18 = 56,232.38 : x
  2. Step 2: Convert to fraction form
    101,558.00/140,146.18 = 56,232.38/x
  3. Step 3: Cross multiply
    101,558.00x = 140,146.18 × 56,232.38
  4. Step 4: Simplify right side
    101,558.00x = 7,880,752,408.00
  5. Step 5: Solve for x
    x = 7,880,752,408.00/101,558.00
  6. Step 6: Final answer
    x = 77,598.54

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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.