Home / 145,496.20-218,180.67-73,404.75

Finding the Fourth Proportional to 145,496.20, 218,180.67 and 73,404.75

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Solution

The fourth proportional to 145,496.20, 218,180.67 and 73,404.75 is: 110,075.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,496.20 : 218,180.67 = 73,404.75 : x
  2. Step 2: Convert to fraction form
    145,496.20/218,180.67 = 73,404.75/x
  3. Step 3: Cross multiply
    145,496.20x = 218,180.67 × 73,404.75
  4. Step 4: Simplify right side
    145,496.20x = 16,015,497,536.18
  5. Step 5: Solve for x
    x = 16,015,497,536.18/145,496.20
  6. Step 6: Final answer
    x = 110,075.02

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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.