Home / 188,575.36-260,237.91-103,692.22

Finding the Fourth Proportional to 188,575.36, 260,237.91 and 103,692.22

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Solution

The fourth proportional to 188,575.36, 260,237.91 and 103,692.22 is: 143,097.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,575.36 : 260,237.91 = 103,692.22 : x
  2. Step 2: Convert to fraction form
    188,575.36/260,237.91 = 103,692.22/x
  3. Step 3: Cross multiply
    188,575.36x = 260,237.91 × 103,692.22
  4. Step 4: Simplify right side
    188,575.36x = 26,984,646,354.31
  5. Step 5: Solve for x
    x = 26,984,646,354.31/188,575.36
  6. Step 6: Final answer
    x = 143,097.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.