Home / 55,543.02-76,649.04-30,049.31

Finding the Fourth Proportional to 55,543.02, 76,649.04 and 30,049.31

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Solution

The fourth proportional to 55,543.02, 76,649.04 and 30,049.31 is: 41,467.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,543.02 : 76,649.04 = 30,049.31 : x
  2. Step 2: Convert to fraction form
    55,543.02/76,649.04 = 30,049.31/x
  3. Step 3: Cross multiply
    55,543.02x = 76,649.04 × 30,049.31
  4. Step 4: Simplify right side
    55,543.02x = 2,303,250,764.16
  5. Step 5: Solve for x
    x = 2,303,250,764.16/55,543.02
  6. Step 6: Final answer
    x = 41,467.87

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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.