Home / 135,027.36-186,074.64-97,230.24

Finding the Fourth Proportional to 135,027.36, 186,074.64 and 97,230.24

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Solution

The fourth proportional to 135,027.36, 186,074.64 and 97,230.24 is: 133,988.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,027.36 : 186,074.64 = 97,230.24 : x
  2. Step 2: Convert to fraction form
    135,027.36/186,074.64 = 97,230.24/x
  3. Step 3: Cross multiply
    135,027.36x = 186,074.64 × 97,230.24
  4. Step 4: Simplify right side
    135,027.36x = 18,092,081,905.11
  5. Step 5: Solve for x
    x = 18,092,081,905.11/135,027.36
  6. Step 6: Final answer
    x = 133,988.27

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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.