Home / 84,316.44-116,346.72-50,318.64

Finding the Fourth Proportional to 84,316.44, 116,346.72 and 50,318.64

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Solution

The fourth proportional to 84,316.44, 116,346.72 and 50,318.64 is: 69,433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,316.44 : 116,346.72 = 50,318.64 : x
  2. Step 2: Convert to fraction form
    84,316.44/116,346.72 = 50,318.64/x
  3. Step 3: Cross multiply
    84,316.44x = 116,346.72 × 50,318.64
  4. Step 4: Simplify right side
    84,316.44x = 5,854,408,718.86
  5. Step 5: Solve for x
    x = 5,854,408,718.86/84,316.44
  6. Step 6: Final answer
    x = 69,433.77

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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.