Home / 57,464.64-86,127.17-30,744.90

Finding the Fourth Proportional to 57,464.64, 86,127.17 and 30,744.90

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Solution

The fourth proportional to 57,464.64, 86,127.17 and 30,744.90 is: 46,080.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,464.64 : 86,127.17 = 30,744.90 : x
  2. Step 2: Convert to fraction form
    57,464.64/86,127.17 = 30,744.90/x
  3. Step 3: Cross multiply
    57,464.64x = 86,127.17 × 30,744.90
  4. Step 4: Simplify right side
    57,464.64x = 2,647,971,075.21
  5. Step 5: Solve for x
    x = 2,647,971,075.21/57,464.64
  6. Step 6: Final answer
    x = 46,080.01

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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.