Home / 84,507.04-116,619.56-46,781.28

Finding the Fourth Proportional to 84,507.04, 116,619.56 and 46,781.28

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Solution

The fourth proportional to 84,507.04, 116,619.56 and 46,781.28 is: 64,558.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,507.04 : 116,619.56 = 46,781.28 : x
  2. Step 2: Convert to fraction form
    84,507.04/116,619.56 = 46,781.28/x
  3. Step 3: Cross multiply
    84,507.04x = 116,619.56 × 46,781.28
  4. Step 4: Simplify right side
    84,507.04x = 5,455,612,289.84
  5. Step 5: Solve for x
    x = 5,455,612,289.84/84,507.04
  6. Step 6: Final answer
    x = 64,558.08

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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.