Home / 152,093.20-228,119.10-39,782.20

Finding the Fourth Proportional to 152,093.20, 228,119.10 and 39,782.20

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Solution

The fourth proportional to 152,093.20, 228,119.10 and 39,782.20 is: 59,667.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,093.20 : 228,119.10 = 39,782.20 : x
  2. Step 2: Convert to fraction form
    152,093.20/228,119.10 = 39,782.20/x
  3. Step 3: Cross multiply
    152,093.20x = 228,119.10 × 39,782.20
  4. Step 4: Simplify right side
    152,093.20x = 9,075,079,660.02
  5. Step 5: Solve for x
    x = 9,075,079,660.02/152,093.20
  6. Step 6: Final answer
    x = 59,667.89

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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.