Home / 75,653.52-104,400.96-41,661.28

Finding the Fourth Proportional to 75,653.52, 104,400.96 and 41,661.28

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Solution

The fourth proportional to 75,653.52, 104,400.96 and 41,661.28 is: 57,492.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,653.52 : 104,400.96 = 41,661.28 : x
  2. Step 2: Convert to fraction form
    75,653.52/104,400.96 = 41,661.28/x
  3. Step 3: Cross multiply
    75,653.52x = 104,400.96 × 41,661.28
  4. Step 4: Simplify right side
    75,653.52x = 4,349,477,626.83
  5. Step 5: Solve for x
    x = 4,349,477,626.83/75,653.52
  6. Step 6: Final answer
    x = 57,492.07

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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.