Home / 84,036.64-115,970.01-46,310.92

Finding the Fourth Proportional to 84,036.64, 115,970.01 and 46,310.92

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Solution

The fourth proportional to 84,036.64, 115,970.01 and 46,310.92 is: 63,908.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,036.64 : 115,970.01 = 46,310.92 : x
  2. Step 2: Convert to fraction form
    84,036.64/115,970.01 = 46,310.92/x
  3. Step 3: Cross multiply
    84,036.64x = 115,970.01 × 46,310.92
  4. Step 4: Simplify right side
    84,036.64x = 5,370,677,855.51
  5. Step 5: Solve for x
    x = 5,370,677,855.51/84,036.64
  6. Step 6: Final answer
    x = 63,908.76

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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.