Home / 124,155.07-186,234.34-35,408.56

Finding the Fourth Proportional to 124,155.07, 186,234.34 and 35,408.56

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Solution

The fourth proportional to 124,155.07, 186,234.34 and 35,408.56 is: 53,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,155.07 : 186,234.34 = 35,408.56 : x
  2. Step 2: Convert to fraction form
    124,155.07/186,234.34 = 35,408.56/x
  3. Step 3: Cross multiply
    124,155.07x = 186,234.34 × 35,408.56
  4. Step 4: Simplify right side
    124,155.07x = 6,594,289,801.95
  5. Step 5: Solve for x
    x = 6,594,289,801.95/124,155.07
  6. Step 6: Final answer
    x = 53,113.33

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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.