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Finding the Fourth Proportional to 253,164.02, 379,783.78 and 93,227.65

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Solution

The fourth proportional to 253,164.02, 379,783.78 and 93,227.65 is: 139,855.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,164.02 : 379,783.78 = 93,227.65 : x
  2. Step 2: Convert to fraction form
    253,164.02/379,783.78 = 93,227.65/x
  3. Step 3: Cross multiply
    253,164.02x = 379,783.78 × 93,227.65
  4. Step 4: Simplify right side
    253,164.02x = 35,406,348,134.99
  5. Step 5: Solve for x
    x = 35,406,348,134.99/253,164.02
  6. Step 6: Final answer
    x = 139,855.37

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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.