Home / 65,871.60-98,808.48-46,181.04

Finding the Fourth Proportional to 65,871.60, 98,808.48 and 46,181.04

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Solution

The fourth proportional to 65,871.60, 98,808.48 and 46,181.04 is: 69,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,871.60 : 98,808.48 = 46,181.04 : x
  2. Step 2: Convert to fraction form
    65,871.60/98,808.48 = 46,181.04/x
  3. Step 3: Cross multiply
    65,871.60x = 98,808.48 × 46,181.04
  4. Step 4: Simplify right side
    65,871.60x = 4,563,078,367.22
  5. Step 5: Solve for x
    x = 4,563,078,367.22/65,871.60
  6. Step 6: Final answer
    x = 69,272.32

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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.