Home / 53,112.51-73,295.28-29,239.01

Finding the Fourth Proportional to 53,112.51, 73,295.28 and 29,239.01

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Solution

The fourth proportional to 53,112.51, 73,295.28 and 29,239.01 is: 40,349.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,112.51 : 73,295.28 = 29,239.01 : x
  2. Step 2: Convert to fraction form
    53,112.51/73,295.28 = 29,239.01/x
  3. Step 3: Cross multiply
    53,112.51x = 73,295.28 × 29,239.01
  4. Step 4: Simplify right side
    53,112.51x = 2,143,081,424.87
  5. Step 5: Solve for x
    x = 2,143,081,424.87/53,112.51
  6. Step 6: Final answer
    x = 40,349.84

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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.