Home / 55,742.24-76,960.32-34,544

Finding the Fourth Proportional to 55,742.24, 76,960.32 and 34,544

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Solution

The fourth proportional to 55,742.24, 76,960.32 and 34,544 is: 47,693.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,742.24 : 76,960.32 = 34,544 : x
  2. Step 2: Convert to fraction form
    55,742.24/76,960.32 = 34,544/x
  3. Step 3: Cross multiply
    55,742.24x = 76,960.32 × 34,544
  4. Step 4: Simplify right side
    55,742.24x = 2,658,517,294.08
  5. Step 5: Solve for x
    x = 2,658,517,294.08/55,742.24
  6. Step 6: Final answer
    x = 47,693.05

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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.