Home / 54,035.64-81,081.99-38,342.07

Finding the Fourth Proportional to 54,035.64, 81,081.99 and 38,342.07

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Solution

The fourth proportional to 54,035.64, 81,081.99 and 38,342.07 is: 57,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,035.64 : 81,081.99 = 38,342.07 : x
  2. Step 2: Convert to fraction form
    54,035.64/81,081.99 = 38,342.07/x
  3. Step 3: Cross multiply
    54,035.64x = 81,081.99 × 38,342.07
  4. Step 4: Simplify right side
    54,035.64x = 3,108,851,336.32
  5. Step 5: Solve for x
    x = 3,108,851,336.32/54,035.64
  6. Step 6: Final answer
    x = 57,533.35

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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.