Home / 53,751.08-80,317-41,030.84

Finding the Fourth Proportional to 53,751.08, 80,317 and 41,030.84

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Solution

The fourth proportional to 53,751.08, 80,317 and 41,030.84 is: 61,309.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,751.08 : 80,317 = 41,030.84 : x
  2. Step 2: Convert to fraction form
    53,751.08/80,317 = 41,030.84/x
  3. Step 3: Cross multiply
    53,751.08x = 80,317 × 41,030.84
  4. Step 4: Simplify right side
    53,751.08x = 3,295,473,976.28
  5. Step 5: Solve for x
    x = 3,295,473,976.28/53,751.08
  6. Step 6: Final answer
    x = 61,309.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.