Home / 82,304.80-123,464.49-23,140.98

Finding the Fourth Proportional to 82,304.80, 123,464.49 and 23,140.98

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Solution

The fourth proportional to 82,304.80, 123,464.49 and 23,140.98 is: 34,713.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,304.80 : 123,464.49 = 23,140.98 : x
  2. Step 2: Convert to fraction form
    82,304.80/123,464.49 = 23,140.98/x
  3. Step 3: Cross multiply
    82,304.80x = 123,464.49 × 23,140.98
  4. Step 4: Simplify right side
    82,304.80x = 2,857,089,293.80
  5. Step 5: Solve for x
    x = 2,857,089,293.80/82,304.80
  6. Step 6: Final answer
    x = 34,713.52

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1.5x scale

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.