Home / 84,951.51-117,235.64-46,709.08

Finding the Fourth Proportional to 84,951.51, 117,235.64 and 46,709.08

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Solution

The fourth proportional to 84,951.51, 117,235.64 and 46,709.08 is: 64,459.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,951.51 : 117,235.64 = 46,709.08 : x
  2. Step 2: Convert to fraction form
    84,951.51/117,235.64 = 46,709.08/x
  3. Step 3: Cross multiply
    84,951.51x = 117,235.64 × 46,709.08
  4. Step 4: Simplify right side
    84,951.51x = 5,475,968,654.07
  5. Step 5: Solve for x
    x = 5,475,968,654.07/84,951.51
  6. Step 6: Final answer
    x = 64,459.93

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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.