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Finding the Fourth Proportional to 43,460.51, 65,080.49 and 36,422.01

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Solution

The fourth proportional to 43,460.51, 65,080.49 and 36,422.01 is: 54,540.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,460.51 : 65,080.49 = 36,422.01 : x
  2. Step 2: Convert to fraction form
    43,460.51/65,080.49 = 36,422.01/x
  3. Step 3: Cross multiply
    43,460.51x = 65,080.49 × 36,422.01
  4. Step 4: Simplify right side
    43,460.51x = 2,370,362,075.47
  5. Step 5: Solve for x
    x = 2,370,362,075.47/43,460.51
  6. Step 6: Final answer
    x = 54,540.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.