Home / 83,350.90-115,025.61-47,054.26

Finding the Fourth Proportional to 83,350.90, 115,025.61 and 47,054.26

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Solution

The fourth proportional to 83,350.90, 115,025.61 and 47,054.26 is: 64,935.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,350.90 : 115,025.61 = 47,054.26 : x
  2. Step 2: Convert to fraction form
    83,350.90/115,025.61 = 47,054.26/x
  3. Step 3: Cross multiply
    83,350.90x = 115,025.61 × 47,054.26
  4. Step 4: Simplify right side
    83,350.90x = 5,412,444,959.60
  5. Step 5: Solve for x
    x = 5,412,444,959.60/83,350.90
  6. Step 6: Final answer
    x = 64,935.65

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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.