Home / 89,633.42-134,450.14-29,645.79

Finding the Fourth Proportional to 89,633.42, 134,450.14 and 29,645.79

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Solution

The fourth proportional to 89,633.42, 134,450.14 and 29,645.79 is: 44,468.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,633.42 : 134,450.14 = 29,645.79 : x
  2. Step 2: Convert to fraction form
    89,633.42/134,450.14 = 29,645.79/x
  3. Step 3: Cross multiply
    89,633.42x = 134,450.14 × 29,645.79
  4. Step 4: Simplify right side
    89,633.42x = 3,985,880,615.91
  5. Step 5: Solve for x
    x = 3,985,880,615.91/89,633.42
  6. Step 6: Final answer
    x = 44,468.69

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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.