Home / 104,492.76-143,872.24-92,215.60

Finding the Fourth Proportional to 104,492.76, 143,872.24 and 92,215.60

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Solution

The fourth proportional to 104,492.76, 143,872.24 and 92,215.60 is: 126,968.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,492.76 : 143,872.24 = 92,215.60 : x
  2. Step 2: Convert to fraction form
    104,492.76/143,872.24 = 92,215.60/x
  3. Step 3: Cross multiply
    104,492.76x = 143,872.24 × 92,215.60
  4. Step 4: Simplify right side
    104,492.76x = 13,267,264,934.94
  5. Step 5: Solve for x
    x = 13,267,264,934.94/104,492.76
  6. Step 6: Final answer
    x = 126,968.27

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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.