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Finding the Fourth Proportional to 223,571.80, 335,357.70 and 57,359.80

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Solution

The fourth proportional to 223,571.80, 335,357.70 and 57,359.80 is: 86,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,571.80 : 335,357.70 = 57,359.80 : x
  2. Step 2: Convert to fraction form
    223,571.80/335,357.70 = 57,359.80/x
  3. Step 3: Cross multiply
    223,571.80x = 335,357.70 × 57,359.80
  4. Step 4: Simplify right side
    223,571.80x = 19,236,050,600.46
  5. Step 5: Solve for x
    x = 19,236,050,600.46/223,571.80
  6. Step 6: Final answer
    x = 86,039.70

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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.