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Finding the Fourth Proportional to 84,313.53, 126,514.04 and 37,555.47

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Solution

The fourth proportional to 84,313.53, 126,514.04 and 37,555.47 is: 56,352.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,313.53 : 126,514.04 = 37,555.47 : x
  2. Step 2: Convert to fraction form
    84,313.53/126,514.04 = 37,555.47/x
  3. Step 3: Cross multiply
    84,313.53x = 126,514.04 × 37,555.47
  4. Step 4: Simplify right side
    84,313.53x = 4,751,294,046.02
  5. Step 5: Solve for x
    x = 4,751,294,046.02/84,313.53
  6. Step 6: Final answer
    x = 56,352.69

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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.