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Finding the Fourth Proportional to 360,010.20, 540,015.30 and 110,692.20

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Solution

The fourth proportional to 360,010.20, 540,015.30 and 110,692.20 is: 166,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,010.20 : 540,015.30 = 110,692.20 : x
  2. Step 2: Convert to fraction form
    360,010.20/540,015.30 = 110,692.20/x
  3. Step 3: Cross multiply
    360,010.20x = 540,015.30 × 110,692.20
  4. Step 4: Simplify right side
    360,010.20x = 59,775,481,590.66
  5. Step 5: Solve for x
    x = 59,775,481,590.66/360,010.20
  6. Step 6: Final answer
    x = 166,038.30

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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.