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Finding the Fourth Proportional to 89,412.93, 134,051.67 and 44,452.67

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Solution

The fourth proportional to 89,412.93, 134,051.67 and 44,452.67 is: 66,645.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,412.93 : 134,051.67 = 44,452.67 : x
  2. Step 2: Convert to fraction form
    89,412.93/134,051.67 = 44,452.67/x
  3. Step 3: Cross multiply
    89,412.93x = 134,051.67 × 44,452.67
  4. Step 4: Simplify right side
    89,412.93x = 5,958,953,979.20
  5. Step 5: Solve for x
    x = 5,958,953,979.20/89,412.93
  6. Step 6: Final answer
    x = 66,645.33

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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.