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Finding the Fourth Proportional to 57,698.70, 79,619.67 and 32,552.70

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Solution

The fourth proportional to 57,698.70, 79,619.67 and 32,552.70 is: 44,920.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,698.70 : 79,619.67 = 32,552.70 : x
  2. Step 2: Convert to fraction form
    57,698.70/79,619.67 = 32,552.70/x
  3. Step 3: Cross multiply
    57,698.70x = 79,619.67 × 32,552.70
  4. Step 4: Simplify right side
    57,698.70x = 2,591,835,231.61
  5. Step 5: Solve for x
    x = 2,591,835,231.61/57,698.70
  6. Step 6: Final answer
    x = 44,920.17

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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.