Home / 82,579.32-113,960.96-46,776.76

Finding the Fourth Proportional to 82,579.32, 113,960.96 and 46,776.76

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Solution

The fourth proportional to 82,579.32, 113,960.96 and 46,776.76 is: 64,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,579.32 : 113,960.96 = 46,776.76 : x
  2. Step 2: Convert to fraction form
    82,579.32/113,960.96 = 46,776.76/x
  3. Step 3: Cross multiply
    82,579.32x = 113,960.96 × 46,776.76
  4. Step 4: Simplify right side
    82,579.32x = 5,330,724,475.29
  5. Step 5: Solve for x
    x = 5,330,724,475.29/82,579.32
  6. Step 6: Final answer
    x = 64,552.78

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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.