Home / 110,733.80-166,068.30-39,648.20

Finding the Fourth Proportional to 110,733.80, 166,068.30 and 39,648.20

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Solution

The fourth proportional to 110,733.80, 166,068.30 and 39,648.20 is: 59,460.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,733.80 : 166,068.30 = 39,648.20 : x
  2. Step 2: Convert to fraction form
    110,733.80/166,068.30 = 39,648.20/x
  3. Step 3: Cross multiply
    110,733.80x = 166,068.30 × 39,648.20
  4. Step 4: Simplify right side
    110,733.80x = 6,584,309,172.06
  5. Step 5: Solve for x
    x = 6,584,309,172.06/110,733.80
  6. Step 6: Final answer
    x = 59,460.70

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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.