Home / 97,769.43-146,670.01-30,285.70

Finding the Fourth Proportional to 97,769.43, 146,670.01 and 30,285.70

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Solution

The fourth proportional to 97,769.43, 146,670.01 and 30,285.70 is: 45,433.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,769.43 : 146,670.01 = 30,285.70 : x
  2. Step 2: Convert to fraction form
    97,769.43/146,670.01 = 30,285.70/x
  3. Step 3: Cross multiply
    97,769.43x = 146,670.01 × 30,285.70
  4. Step 4: Simplify right side
    97,769.43x = 4,442,003,479.47
  5. Step 5: Solve for x
    x = 4,442,003,479.47/97,769.43
  6. Step 6: Final answer
    x = 45,433.46

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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.