Home / 49,486.60-74,293.26-42,511.24

Finding the Fourth Proportional to 49,486.60, 74,293.26 and 42,511.24

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Solution

The fourth proportional to 49,486.60, 74,293.26 and 42,511.24 is: 63,821.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,486.60 : 74,293.26 = 42,511.24 : x
  2. Step 2: Convert to fraction form
    49,486.60/74,293.26 = 42,511.24/x
  3. Step 3: Cross multiply
    49,486.60x = 74,293.26 × 42,511.24
  4. Step 4: Simplify right side
    49,486.60x = 3,158,298,606.24
  5. Step 5: Solve for x
    x = 3,158,298,606.24/49,486.60
  6. Step 6: Final answer
    x = 63,821.29

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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.