Home / 84,899.62-127,349.31-22,570.12

Finding the Fourth Proportional to 84,899.62, 127,349.31 and 22,570.12

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Solution

The fourth proportional to 84,899.62, 127,349.31 and 22,570.12 is: 33,855.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,899.62 : 127,349.31 = 22,570.12 : x
  2. Step 2: Convert to fraction form
    84,899.62/127,349.31 = 22,570.12/x
  3. Step 3: Cross multiply
    84,899.62x = 127,349.31 × 22,570.12
  4. Step 4: Simplify right side
    84,899.62x = 2,874,289,208.62
  5. Step 5: Solve for x
    x = 2,874,289,208.62/84,899.62
  6. Step 6: Final answer
    x = 33,855.15

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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.