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Finding the Fourth Proportional to 60,130.48, 90,226.84 and 43,626.73

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Solution

The fourth proportional to 60,130.48, 90,226.84 and 43,626.73 is: 65,462.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,130.48 : 90,226.84 = 43,626.73 : x
  2. Step 2: Convert to fraction form
    60,130.48/90,226.84 = 43,626.73/x
  3. Step 3: Cross multiply
    60,130.48x = 90,226.84 × 43,626.73
  4. Step 4: Simplify right side
    60,130.48x = 3,936,301,987.43
  5. Step 5: Solve for x
    x = 3,936,301,987.43/60,130.48
  6. Step 6: Final answer
    x = 65,462.67

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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.