Home / 97,243.55-145,876.27-30,663.98

Finding the Fourth Proportional to 97,243.55, 145,876.27 and 30,663.98

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Solution

The fourth proportional to 97,243.55, 145,876.27 and 30,663.98 is: 45,999.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,243.55 : 145,876.27 = 30,663.98 : x
  2. Step 2: Convert to fraction form
    97,243.55/145,876.27 = 30,663.98/x
  3. Step 3: Cross multiply
    97,243.55x = 145,876.27 × 30,663.98
  4. Step 4: Simplify right side
    97,243.55x = 4,473,147,025.75
  5. Step 5: Solve for x
    x = 4,473,147,025.75/97,243.55
  6. Step 6: Final answer
    x = 45,999.42

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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.