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Finding the Fourth Proportional to 233,141.13, 349,720.80 and 73,326.10

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Solution

The fourth proportional to 233,141.13, 349,720.80 and 73,326.10 is: 109,992.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,141.13 : 349,720.80 = 73,326.10 : x
  2. Step 2: Convert to fraction form
    233,141.13/349,720.80 = 73,326.10/x
  3. Step 3: Cross multiply
    233,141.13x = 349,720.80 × 73,326.10
  4. Step 4: Simplify right side
    233,141.13x = 25,643,662,352.88
  5. Step 5: Solve for x
    x = 25,643,662,352.88/233,141.13
  6. Step 6: Final answer
    x = 109,992.01

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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.