Home / 82,678.59-114,122.34-46,892.25

Finding the Fourth Proportional to 82,678.59, 114,122.34 and 46,892.25

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Solution

The fourth proportional to 82,678.59, 114,122.34 and 46,892.25 is: 64,725.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,678.59 : 114,122.34 = 46,892.25 : x
  2. Step 2: Convert to fraction form
    82,678.59/114,122.34 = 46,892.25/x
  3. Step 3: Cross multiply
    82,678.59x = 114,122.34 × 46,892.25
  4. Step 4: Simplify right side
    82,678.59x = 5,351,453,297.87
  5. Step 5: Solve for x
    x = 5,351,453,297.87/82,678.59
  6. Step 6: Final answer
    x = 64,725.99

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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.