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Finding the Fourth Proportional to 64,378.32, 88,821.09 and 37,514.67

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Solution

The fourth proportional to 64,378.32, 88,821.09 and 37,514.67 is: 51,758.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,378.32 : 88,821.09 = 37,514.67 : x
  2. Step 2: Convert to fraction form
    64,378.32/88,821.09 = 37,514.67/x
  3. Step 3: Cross multiply
    64,378.32x = 88,821.09 × 37,514.67
  4. Step 4: Simplify right side
    64,378.32x = 3,332,093,880.39
  5. Step 5: Solve for x
    x = 3,332,093,880.39/64,378.32
  6. Step 6: Final answer
    x = 51,758.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.