Home / 56,749.23-85,120.74-17,303.04

Finding the Fourth Proportional to 56,749.23, 85,120.74 and 17,303.04

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Solution

The fourth proportional to 56,749.23, 85,120.74 and 17,303.04 is: 25,953.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,749.23 : 85,120.74 = 17,303.04 : x
  2. Step 2: Convert to fraction form
    56,749.23/85,120.74 = 17,303.04/x
  3. Step 3: Cross multiply
    56,749.23x = 85,120.74 × 17,303.04
  4. Step 4: Simplify right side
    56,749.23x = 1,472,847,569.05
  5. Step 5: Solve for x
    x = 1,472,847,569.05/56,749.23
  6. Step 6: Final answer
    x = 25,953.61

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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.