Home / 97,162.88-145,749.48-30,608.18

Finding the Fourth Proportional to 97,162.88, 145,749.48 and 30,608.18

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Solution

The fourth proportional to 97,162.88, 145,749.48 and 30,608.18 is: 45,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,162.88 : 145,749.48 = 30,608.18 : x
  2. Step 2: Convert to fraction form
    97,162.88/145,749.48 = 30,608.18/x
  3. Step 3: Cross multiply
    97,162.88x = 145,749.48 × 30,608.18
  4. Step 4: Simplify right side
    97,162.88x = 4,461,126,318.75
  5. Step 5: Solve for x
    x = 4,461,126,318.75/97,162.88
  6. Step 6: Final answer
    x = 45,913.90

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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.