Home / 57,003.35-85,502.59-55,668.47

Finding the Fourth Proportional to 57,003.35, 85,502.59 and 55,668.47

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Solution

The fourth proportional to 57,003.35, 85,502.59 and 55,668.47 is: 83,500.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,003.35 : 85,502.59 = 55,668.47 : x
  2. Step 2: Convert to fraction form
    57,003.35/85,502.59 = 55,668.47/x
  3. Step 3: Cross multiply
    57,003.35x = 85,502.59 × 55,668.47
  4. Step 4: Simplify right side
    57,003.35x = 4,759,797,799.65
  5. Step 5: Solve for x
    x = 4,759,797,799.65/57,003.35
  6. Step 6: Final answer
    x = 83,500.32

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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.