Home / 84,019.18-115,948.62-46,293.46

Finding the Fourth Proportional to 84,019.18, 115,948.62 and 46,293.46

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Solution

The fourth proportional to 84,019.18, 115,948.62 and 46,293.46 is: 63,886.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,019.18 : 115,948.62 = 46,293.46 : x
  2. Step 2: Convert to fraction form
    84,019.18/115,948.62 = 46,293.46/x
  3. Step 3: Cross multiply
    84,019.18x = 115,948.62 × 46,293.46
  4. Step 4: Simplify right side
    84,019.18x = 5,367,662,802.03
  5. Step 5: Solve for x
    x = 5,367,662,802.03/84,019.18
  6. Step 6: Final answer
    x = 63,886.16

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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.