Home / 110,731.40-166,097.10-110,075.30

Finding the Fourth Proportional to 110,731.40, 166,097.10 and 110,075.30

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Solution

The fourth proportional to 110,731.40, 166,097.10 and 110,075.30 is: 165,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,731.40 : 166,097.10 = 110,075.30 : x
  2. Step 2: Convert to fraction form
    110,731.40/166,097.10 = 110,075.30/x
  3. Step 3: Cross multiply
    110,731.40x = 166,097.10 × 110,075.30
  4. Step 4: Simplify right side
    110,731.40x = 18,283,188,111.63
  5. Step 5: Solve for x
    x = 18,283,188,111.63/110,731.40
  6. Step 6: Final answer
    x = 165,112.95

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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.