Home / 53,136.47-73,331.66-29,263.14

Finding the Fourth Proportional to 53,136.47, 73,331.66 and 29,263.14

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Solution

The fourth proportional to 53,136.47, 73,331.66 and 29,263.14 is: 40,384.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,136.47 : 73,331.66 = 29,263.14 : x
  2. Step 2: Convert to fraction form
    53,136.47/73,331.66 = 29,263.14/x
  3. Step 3: Cross multiply
    53,136.47x = 73,331.66 × 29,263.14
  4. Step 4: Simplify right side
    53,136.47x = 2,145,914,486.70
  5. Step 5: Solve for x
    x = 2,145,914,486.70/53,136.47
  6. Step 6: Final answer
    x = 40,384.97

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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.