Home / 84,216.25-116,218.43-46,490.77

Finding the Fourth Proportional to 84,216.25, 116,218.43 and 46,490.77

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Solution

The fourth proportional to 84,216.25, 116,218.43 and 46,490.77 is: 64,157.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,216.25 : 116,218.43 = 46,490.77 : x
  2. Step 2: Convert to fraction form
    84,216.25/116,218.43 = 46,490.77/x
  3. Step 3: Cross multiply
    84,216.25x = 116,218.43 × 46,490.77
  4. Step 4: Simplify right side
    84,216.25x = 5,403,084,298.89
  5. Step 5: Solve for x
    x = 5,403,084,298.89/84,216.25
  6. Step 6: Final answer
    x = 64,157.27

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1.5x scale

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.