Home / 85,539.06-118,033.61-47,293.44

Finding the Fourth Proportional to 85,539.06, 118,033.61 and 47,293.44

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Solution

The fourth proportional to 85,539.06, 118,033.61 and 47,293.44 is: 65,259.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,539.06 : 118,033.61 = 47,293.44 : x
  2. Step 2: Convert to fraction form
    85,539.06/118,033.61 = 47,293.44/x
  3. Step 3: Cross multiply
    85,539.06x = 118,033.61 × 47,293.44
  4. Step 4: Simplify right side
    85,539.06x = 5,582,215,769.33
  5. Step 5: Solve for x
    x = 5,582,215,769.33/85,539.06
  6. Step 6: Final answer
    x = 65,259.26

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1.5x scale

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.