Home / 53,009.81-73,152.60-29,136.48

Finding the Fourth Proportional to 53,009.81, 73,152.60 and 29,136.48

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Solution

The fourth proportional to 53,009.81, 73,152.60 and 29,136.48 is: 40,207.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,009.81 : 73,152.60 = 29,136.48 : x
  2. Step 2: Convert to fraction form
    53,009.81/73,152.60 = 29,136.48/x
  3. Step 3: Cross multiply
    53,009.81x = 73,152.60 × 29,136.48
  4. Step 4: Simplify right side
    53,009.81x = 2,131,409,266.85
  5. Step 5: Solve for x
    x = 2,131,409,266.85/53,009.81
  6. Step 6: Final answer
    x = 40,207.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.