Home / 75,328.51-103,954.91-41,335.01

Finding the Fourth Proportional to 75,328.51, 103,954.91 and 41,335.01

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Solution

The fourth proportional to 75,328.51, 103,954.91 and 41,335.01 is: 57,043.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,328.51 : 103,954.91 = 41,335.01 : x
  2. Step 2: Convert to fraction form
    75,328.51/103,954.91 = 41,335.01/x
  3. Step 3: Cross multiply
    75,328.51x = 103,954.91 × 41,335.01
  4. Step 4: Simplify right side
    75,328.51x = 4,296,976,965.91
  5. Step 5: Solve for x
    x = 4,296,976,965.91/75,328.51
  6. Step 6: Final answer
    x = 57,043.17

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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.