Home / 84,035.64-115,968.63-46,309.92

Finding the Fourth Proportional to 84,035.64, 115,968.63 and 46,309.92

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Solution

The fourth proportional to 84,035.64, 115,968.63 and 46,309.92 is: 63,907.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,035.64 : 115,968.63 = 46,309.92 : x
  2. Step 2: Convert to fraction form
    84,035.64/115,968.63 = 46,309.92/x
  3. Step 3: Cross multiply
    84,035.64x = 115,968.63 × 46,309.92
  4. Step 4: Simplify right side
    84,035.64x = 5,370,497,977.81
  5. Step 5: Solve for x
    x = 5,370,497,977.81/84,035.64
  6. Step 6: Final answer
    x = 63,907.38

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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.