Home / 82,579.84-113,967.20-46,776.24

Finding the Fourth Proportional to 82,579.84, 113,967.20 and 46,776.24

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Solution

The fourth proportional to 82,579.84, 113,967.20 and 46,776.24 is: 64,555.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,579.84 : 113,967.20 = 46,776.24 : x
  2. Step 2: Convert to fraction form
    82,579.84/113,967.20 = 46,776.24/x
  3. Step 3: Cross multiply
    82,579.84x = 113,967.20 × 46,776.24
  4. Step 4: Simplify right side
    82,579.84x = 5,330,957,099.33
  5. Step 5: Solve for x
    x = 5,330,957,099.33/82,579.84
  6. Step 6: Final answer
    x = 64,555.19

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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.