Home / 188,828.72-283,145.56-55,692.04

Finding the Fourth Proportional to 188,828.72, 283,145.56 and 55,692.04

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Solution

The fourth proportional to 188,828.72, 283,145.56 and 55,692.04 is: 83,509.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,828.72 : 283,145.56 = 55,692.04 : x
  2. Step 2: Convert to fraction form
    188,828.72/283,145.56 = 55,692.04/x
  3. Step 3: Cross multiply
    188,828.72x = 283,145.56 × 55,692.04
  4. Step 4: Simplify right side
    188,828.72x = 15,768,953,853.34
  5. Step 5: Solve for x
    x = 15,768,953,853.34/188,828.72
  6. Step 6: Final answer
    x = 83,509.30

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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.