Home / 76,224.96-105,121.89-49,339.44

Finding the Fourth Proportional to 76,224.96, 105,121.89 and 49,339.44

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Solution

The fourth proportional to 76,224.96, 105,121.89 and 49,339.44 is: 68,044.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,224.96 : 105,121.89 = 49,339.44 : x
  2. Step 2: Convert to fraction form
    76,224.96/105,121.89 = 49,339.44/x
  3. Step 3: Cross multiply
    76,224.96x = 105,121.89 × 49,339.44
  4. Step 4: Simplify right side
    76,224.96x = 5,186,655,184.34
  5. Step 5: Solve for x
    x = 5,186,655,184.34/76,224.96
  6. Step 6: Final answer
    x = 68,044.05

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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.