Home / 45,656.05-68,387.19-29,805.07

Finding the Fourth Proportional to 45,656.05, 68,387.19 and 29,805.07

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Solution

The fourth proportional to 45,656.05, 68,387.19 and 29,805.07 is: 44,644.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,656.05 : 68,387.19 = 29,805.07 : x
  2. Step 2: Convert to fraction form
    45,656.05/68,387.19 = 29,805.07/x
  3. Step 3: Cross multiply
    45,656.05x = 68,387.19 × 29,805.07
  4. Step 4: Simplify right side
    45,656.05x = 2,038,284,985.05
  5. Step 5: Solve for x
    x = 2,038,284,985.05/45,656.05
  6. Step 6: Final answer
    x = 44,644.36

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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.