Home / 54,420.54-81,534.14-46,442.09

Finding the Fourth Proportional to 54,420.54, 81,534.14 and 46,442.09

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Solution

The fourth proportional to 54,420.54, 81,534.14 and 46,442.09 is: 69,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,420.54 : 81,534.14 = 46,442.09 : x
  2. Step 2: Convert to fraction form
    54,420.54/81,534.14 = 46,442.09/x
  3. Step 3: Cross multiply
    54,420.54x = 81,534.14 × 46,442.09
  4. Step 4: Simplify right side
    54,420.54x = 3,786,615,228.07
  5. Step 5: Solve for x
    x = 3,786,615,228.07/54,420.54
  6. Step 6: Final answer
    x = 69,580.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.