Home / 97,072.52-145,608.62-30,518.46

Finding the Fourth Proportional to 97,072.52, 145,608.62 and 30,518.46

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Solution

The fourth proportional to 97,072.52, 145,608.62 and 30,518.46 is: 45,777.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,072.52 : 145,608.62 = 30,518.46 : x
  2. Step 2: Convert to fraction form
    97,072.52/145,608.62 = 30,518.46/x
  3. Step 3: Cross multiply
    97,072.52x = 145,608.62 × 30,518.46
  4. Step 4: Simplify right side
    97,072.52x = 4,443,750,845.13
  5. Step 5: Solve for x
    x = 4,443,750,845.13/97,072.52
  6. Step 6: Final answer
    x = 45,777.64

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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.