Home / 82,718.96-114,172.44-46,929.92

Finding the Fourth Proportional to 82,718.96, 114,172.44 and 46,929.92

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Solution

The fourth proportional to 82,718.96, 114,172.44 and 46,929.92 is: 64,774.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,718.96 : 114,172.44 = 46,929.92 : x
  2. Step 2: Convert to fraction form
    82,718.96/114,172.44 = 46,929.92/x
  3. Step 3: Cross multiply
    82,718.96x = 114,172.44 × 46,929.92
  4. Step 4: Simplify right side
    82,718.96x = 5,358,102,728.56
  5. Step 5: Solve for x
    x = 5,358,102,728.56/82,718.96
  6. Step 6: Final answer
    x = 64,774.79

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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.