Home / 209,387.72-314,083.43-59,627.89

Finding the Fourth Proportional to 209,387.72, 314,083.43 and 59,627.89

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Solution

The fourth proportional to 209,387.72, 314,083.43 and 59,627.89 is: 89,442.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,387.72 : 314,083.43 = 59,627.89 : x
  2. Step 2: Convert to fraction form
    209,387.72/314,083.43 = 59,627.89/x
  3. Step 3: Cross multiply
    209,387.72x = 314,083.43 × 59,627.89
  4. Step 4: Simplify right side
    209,387.72x = 18,728,132,214.86
  5. Step 5: Solve for x
    x = 18,728,132,214.86/209,387.72
  6. Step 6: Final answer
    x = 89,442.36

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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.