Home / 55,253.01-76,249.16-30,102.51

Finding the Fourth Proportional to 55,253.01, 76,249.16 and 30,102.51

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Solution

The fourth proportional to 55,253.01, 76,249.16 and 30,102.51 is: 41,541.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,253.01 : 76,249.16 = 30,102.51 : x
  2. Step 2: Convert to fraction form
    55,253.01/76,249.16 = 30,102.51/x
  3. Step 3: Cross multiply
    55,253.01x = 76,249.16 × 30,102.51
  4. Step 4: Simplify right side
    55,253.01x = 2,295,291,101.39
  5. Step 5: Solve for x
    x = 2,295,291,101.39/55,253.01
  6. Step 6: Final answer
    x = 41,541.47

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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.