Home / 76,165.14-105,093.24-49,303.92

Finding the Fourth Proportional to 76,165.14, 105,093.24 and 49,303.92

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Solution

The fourth proportional to 76,165.14, 105,093.24 and 49,303.92 is: 68,029.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,165.14 : 105,093.24 = 49,303.92 : x
  2. Step 2: Convert to fraction form
    76,165.14/105,093.24 = 49,303.92/x
  3. Step 3: Cross multiply
    76,165.14x = 105,093.24 × 49,303.92
  4. Step 4: Simplify right side
    76,165.14x = 5,181,508,697.50
  5. Step 5: Solve for x
    x = 5,181,508,697.50/76,165.14
  6. Step 6: Final answer
    x = 68,029.92

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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.