Home / 53,408.03-80,159.56-28,468.67

Finding the Fourth Proportional to 53,408.03, 80,159.56 and 28,468.67

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Solution

The fourth proportional to 53,408.03, 80,159.56 and 28,468.67 is: 42,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,408.03 : 80,159.56 = 28,468.67 : x
  2. Step 2: Convert to fraction form
    53,408.03/80,159.56 = 28,468.67/x
  3. Step 3: Cross multiply
    53,408.03x = 80,159.56 × 28,468.67
  4. Step 4: Simplify right side
    53,408.03x = 2,282,035,589.02
  5. Step 5: Solve for x
    x = 2,282,035,589.02/53,408.03
  6. Step 6: Final answer
    x = 42,728.33

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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.