Home / 53,136.23-79,663.04-34,376.63

Finding the Fourth Proportional to 53,136.23, 79,663.04 and 34,376.63

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Solution

The fourth proportional to 53,136.23, 79,663.04 and 34,376.63 is: 51,538.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,136.23 : 79,663.04 = 34,376.63 : x
  2. Step 2: Convert to fraction form
    53,136.23/79,663.04 = 34,376.63/x
  3. Step 3: Cross multiply
    53,136.23x = 79,663.04 × 34,376.63
  4. Step 4: Simplify right side
    53,136.23x = 2,738,546,678.87
  5. Step 5: Solve for x
    x = 2,738,546,678.87/53,136.23
  6. Step 6: Final answer
    x = 51,538.22

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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.