Home / 146,528.49-219,810.38-51,739.19

Finding the Fourth Proportional to 146,528.49, 219,810.38 and 51,739.19

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Solution

The fourth proportional to 146,528.49, 219,810.38 and 51,739.19 is: 77,615.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,528.49 : 219,810.38 = 51,739.19 : x
  2. Step 2: Convert to fraction form
    146,528.49/219,810.38 = 51,739.19/x
  3. Step 3: Cross multiply
    146,528.49x = 219,810.38 × 51,739.19
  4. Step 4: Simplify right side
    146,528.49x = 11,372,811,014.79
  5. Step 5: Solve for x
    x = 11,372,811,014.79/146,528.49
  6. Step 6: Final answer
    x = 77,615.02

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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.