Home / 124,447.44-186,612.78-45,506.46

Finding the Fourth Proportional to 124,447.44, 186,612.78 and 45,506.46

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Solution

The fourth proportional to 124,447.44, 186,612.78 and 45,506.46 is: 68,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,447.44 : 186,612.78 = 45,506.46 : x
  2. Step 2: Convert to fraction form
    124,447.44/186,612.78 = 45,506.46/x
  3. Step 3: Cross multiply
    124,447.44x = 186,612.78 × 45,506.46
  4. Step 4: Simplify right side
    124,447.44x = 8,492,087,008.56
  5. Step 5: Solve for x
    x = 8,492,087,008.56/124,447.44
  6. Step 6: Final answer
    x = 68,238.34

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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.