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Finding the Fourth Proportional to 56,798.34, 85,221 and 23,525.16

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Solution

The fourth proportional to 56,798.34, 85,221 and 23,525.16 is: 35,297.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,798.34 : 85,221 = 23,525.16 : x
  2. Step 2: Convert to fraction form
    56,798.34/85,221 = 23,525.16/x
  3. Step 3: Cross multiply
    56,798.34x = 85,221 × 23,525.16
  4. Step 4: Simplify right side
    56,798.34x = 2,004,837,660.36
  5. Step 5: Solve for x
    x = 2,004,837,660.36/56,798.34
  6. Step 6: Final answer
    x = 35,297.47

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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.