Home / 54,108.07-74,668.98-30,234.76

Finding the Fourth Proportional to 54,108.07, 74,668.98 and 30,234.76

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Solution

The fourth proportional to 54,108.07, 74,668.98 and 30,234.76 is: 41,723.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,108.07 : 74,668.98 = 30,234.76 : x
  2. Step 2: Convert to fraction form
    54,108.07/74,668.98 = 30,234.76/x
  3. Step 3: Cross multiply
    54,108.07x = 74,668.98 × 30,234.76
  4. Step 4: Simplify right side
    54,108.07x = 2,257,598,866.40
  5. Step 5: Solve for x
    x = 2,257,598,866.40/54,108.07
  6. Step 6: Final answer
    x = 41,723.89

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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.