Home / 76,184.10-105,099.15-49,335.24

Finding the Fourth Proportional to 76,184.10, 105,099.15 and 49,335.24

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Solution

The fourth proportional to 76,184.10, 105,099.15 and 49,335.24 is: 68,060.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,184.10 : 105,099.15 = 49,335.24 : x
  2. Step 2: Convert to fraction form
    76,184.10/105,099.15 = 49,335.24/x
  3. Step 3: Cross multiply
    76,184.10x = 105,099.15 × 49,335.24
  4. Step 4: Simplify right side
    76,184.10x = 5,185,091,789.05
  5. Step 5: Solve for x
    x = 5,185,091,789.05/76,184.10
  6. Step 6: Final answer
    x = 68,060.03

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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.