Home / 165,012.12-227,714.90-92,415.67

Finding the Fourth Proportional to 165,012.12, 227,714.90 and 92,415.67

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Solution

The fourth proportional to 165,012.12, 227,714.90 and 92,415.67 is: 127,532.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,012.12 : 227,714.90 = 92,415.67 : x
  2. Step 2: Convert to fraction form
    165,012.12/227,714.90 = 92,415.67/x
  3. Step 3: Cross multiply
    165,012.12x = 227,714.90 × 92,415.67
  4. Step 4: Simplify right side
    165,012.12x = 21,044,424,021.12
  5. Step 5: Solve for x
    x = 21,044,424,021.12/165,012.12
  6. Step 6: Final answer
    x = 127,532.60

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1.5x scale

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.