Home / 83,845.10-115,703.70-46,119.26

Finding the Fourth Proportional to 83,845.10, 115,703.70 and 46,119.26

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Solution

The fourth proportional to 83,845.10, 115,703.70 and 46,119.26 is: 63,643.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,845.10 : 115,703.70 = 46,119.26 : x
  2. Step 2: Convert to fraction form
    83,845.10/115,703.70 = 46,119.26/x
  3. Step 3: Cross multiply
    83,845.10x = 115,703.70 × 46,119.26
  4. Step 4: Simplify right side
    83,845.10x = 5,336,169,023.26
  5. Step 5: Solve for x
    x = 5,336,169,023.26/83,845.10
  6. Step 6: Final answer
    x = 63,643.18

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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.