Home / 184,066.10-276,045.78-71,721.28

Finding the Fourth Proportional to 184,066.10, 276,045.78 and 71,721.28

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Solution

The fourth proportional to 184,066.10, 276,045.78 and 71,721.28 is: 107,561.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,066.10 : 276,045.78 = 71,721.28 : x
  2. Step 2: Convert to fraction form
    184,066.10/276,045.78 = 71,721.28/x
  3. Step 3: Cross multiply
    184,066.10x = 276,045.78 × 71,721.28
  4. Step 4: Simplify right side
    184,066.10x = 19,798,356,680.20
  5. Step 5: Solve for x
    x = 19,798,356,680.20/184,066.10
  6. Step 6: Final answer
    x = 107,561.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.