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Finding the Fourth Proportional to 86,846.76, 119,850.66 and 48,606.01

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Solution

The fourth proportional to 86,846.76, 119,850.66 and 48,606.01 is: 67,077.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,846.76 : 119,850.66 = 48,606.01 : x
  2. Step 2: Convert to fraction form
    86,846.76/119,850.66 = 48,606.01/x
  3. Step 3: Cross multiply
    86,846.76x = 119,850.66 × 48,606.01
  4. Step 4: Simplify right side
    86,846.76x = 5,825,462,078.84
  5. Step 5: Solve for x
    x = 5,825,462,078.84/86,846.76
  6. Step 6: Final answer
    x = 67,077.48

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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.