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Finding the Fourth Proportional to 62,749.44, 86,594.34 and 34,069.32

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Solution

The fourth proportional to 62,749.44, 86,594.34 and 34,069.32 is: 47,015.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,749.44 : 86,594.34 = 34,069.32 : x
  2. Step 2: Convert to fraction form
    62,749.44/86,594.34 = 34,069.32/x
  3. Step 3: Cross multiply
    62,749.44x = 86,594.34 × 34,069.32
  4. Step 4: Simplify right side
    62,749.44x = 2,950,210,279.65
  5. Step 5: Solve for x
    x = 2,950,210,279.65/62,749.44
  6. Step 6: Final answer
    x = 47,015.72

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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.