Home / 84,041.25-115,979.37-46,317.93

Finding the Fourth Proportional to 84,041.25, 115,979.37 and 46,317.93

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Solution

The fourth proportional to 84,041.25, 115,979.37 and 46,317.93 is: 63,920.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,041.25 : 115,979.37 = 46,317.93 : x
  2. Step 2: Convert to fraction form
    84,041.25/115,979.37 = 46,317.93/x
  3. Step 3: Cross multiply
    84,041.25x = 115,979.37 × 46,317.93
  4. Step 4: Simplify right side
    84,041.25x = 5,371,924,341.10
  5. Step 5: Solve for x
    x = 5,371,924,341.10/84,041.25
  6. Step 6: Final answer
    x = 63,920.09

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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.