Home / 84,643.22-116,808.82-46,406.36

Finding the Fourth Proportional to 84,643.22, 116,808.82 and 46,406.36

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Solution

The fourth proportional to 84,643.22, 116,808.82 and 46,406.36 is: 64,041.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,643.22 : 116,808.82 = 46,406.36 : x
  2. Step 2: Convert to fraction form
    84,643.22/116,808.82 = 46,406.36/x
  3. Step 3: Cross multiply
    84,643.22x = 116,808.82 × 46,406.36
  4. Step 4: Simplify right side
    84,643.22x = 5,420,672,152.10
  5. Step 5: Solve for x
    x = 5,420,672,152.10/84,643.22
  6. Step 6: Final answer
    x = 64,041.42

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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.