Home / 55,621.22-76,695.80-42,846.03

Finding the Fourth Proportional to 55,621.22, 76,695.80 and 42,846.03

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Solution

The fourth proportional to 55,621.22, 76,695.80 and 42,846.03 is: 59,080.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,621.22 : 76,695.80 = 42,846.03 : x
  2. Step 2: Convert to fraction form
    55,621.22/76,695.80 = 42,846.03/x
  3. Step 3: Cross multiply
    55,621.22x = 76,695.80 × 42,846.03
  4. Step 4: Simplify right side
    55,621.22x = 3,286,110,333.44
  5. Step 5: Solve for x
    x = 3,286,110,333.44/55,621.22
  6. Step 6: Final answer
    x = 59,080.16

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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.