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Finding the Fourth Proportional to 113,951.00, 170,933.79 and 43,830.32

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Solution

The fourth proportional to 113,951.00, 170,933.79 and 43,830.32 is: 65,748.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,951.00 : 170,933.79 = 43,830.32 : x
  2. Step 2: Convert to fraction form
    113,951.00/170,933.79 = 43,830.32/x
  3. Step 3: Cross multiply
    113,951.00x = 170,933.79 × 43,830.32
  4. Step 4: Simplify right side
    113,951.00x = 7,492,082,024.21
  5. Step 5: Solve for x
    x = 7,492,082,024.21/113,951.00
  6. Step 6: Final answer
    x = 65,748.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.