Home / 64,300.12-88,735.74-36,011.56

Finding the Fourth Proportional to 64,300.12, 88,735.74 and 36,011.56

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Solution

The fourth proportional to 64,300.12, 88,735.74 and 36,011.56 is: 49,696.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,300.12 : 88,735.74 = 36,011.56 : x
  2. Step 2: Convert to fraction form
    64,300.12/88,735.74 = 36,011.56/x
  3. Step 3: Cross multiply
    64,300.12x = 88,735.74 × 36,011.56
  4. Step 4: Simplify right side
    64,300.12x = 3,195,512,425.15
  5. Step 5: Solve for x
    x = 3,195,512,425.15/64,300.12
  6. Step 6: Final answer
    x = 49,696.83

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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.