Home / 51,120.30-70,506.01-33,221.02

Finding the Fourth Proportional to 51,120.30, 70,506.01 and 33,221.02

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Solution

The fourth proportional to 51,120.30, 70,506.01 and 33,221.02 is: 45,819.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,120.30 : 70,506.01 = 33,221.02 : x
  2. Step 2: Convert to fraction form
    51,120.30/70,506.01 = 33,221.02/x
  3. Step 3: Cross multiply
    51,120.30x = 70,506.01 × 33,221.02
  4. Step 4: Simplify right side
    51,120.30x = 2,342,281,568.33
  5. Step 5: Solve for x
    x = 2,342,281,568.33/51,120.30
  6. Step 6: Final answer
    x = 45,819.01

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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.