Home / 79,356.29-109,511.62-45,365.52

Finding the Fourth Proportional to 79,356.29, 109,511.62 and 45,365.52

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Solution

The fourth proportional to 79,356.29, 109,511.62 and 45,365.52 is: 62,604.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,356.29 : 109,511.62 = 45,365.52 : x
  2. Step 2: Convert to fraction form
    79,356.29/109,511.62 = 45,365.52/x
  3. Step 3: Cross multiply
    79,356.29x = 109,511.62 × 45,365.52
  4. Step 4: Simplify right side
    79,356.29x = 4,968,051,587.34
  5. Step 5: Solve for x
    x = 4,968,051,587.34/79,356.29
  6. Step 6: Final answer
    x = 62,604.38

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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.