Home / 146,012.20-201,539.92-85,595.92

Finding the Fourth Proportional to 146,012.20, 201,539.92 and 85,595.92

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Solution

The fourth proportional to 146,012.20, 201,539.92 and 85,595.92 is: 118,147.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,012.20 : 201,539.92 = 85,595.92 : x
  2. Step 2: Convert to fraction form
    146,012.20/201,539.92 = 85,595.92/x
  3. Step 3: Cross multiply
    146,012.20x = 201,539.92 × 85,595.92
  4. Step 4: Simplify right side
    146,012.20x = 17,250,994,075.42
  5. Step 5: Solve for x
    x = 17,250,994,075.42/146,012.20
  6. Step 6: Final answer
    x = 118,147.63

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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.