Home / 55,245.66-76,239.04-30,095.16

Finding the Fourth Proportional to 55,245.66, 76,239.04 and 30,095.16

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Solution

The fourth proportional to 55,245.66, 76,239.04 and 30,095.16 is: 41,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,245.66 : 76,239.04 = 30,095.16 : x
  2. Step 2: Convert to fraction form
    55,245.66/76,239.04 = 30,095.16/x
  3. Step 3: Cross multiply
    55,245.66x = 76,239.04 × 30,095.16
  4. Step 4: Simplify right side
    55,245.66x = 2,294,426,107.05
  5. Step 5: Solve for x
    x = 2,294,426,107.05/55,245.66
  6. Step 6: Final answer
    x = 41,531.34

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1.5x scale

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.