Home / 64,370.46-88,819.56-40,528.92

Finding the Fourth Proportional to 64,370.46, 88,819.56 and 40,528.92

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Solution

The fourth proportional to 64,370.46, 88,819.56 and 40,528.92 is: 55,922.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,370.46 : 88,819.56 = 40,528.92 : x
  2. Step 2: Convert to fraction form
    64,370.46/88,819.56 = 40,528.92/x
  3. Step 3: Cross multiply
    64,370.46x = 88,819.56 × 40,528.92
  4. Step 4: Simplify right side
    64,370.46x = 3,599,760,841.68
  5. Step 5: Solve for x
    x = 3,599,760,841.68/64,370.46
  6. Step 6: Final answer
    x = 55,922.56

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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.