Home / 76,268.75-105,250.91-46,460.75

Finding the Fourth Proportional to 76,268.75, 105,250.91 and 46,460.75

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Solution

The fourth proportional to 76,268.75, 105,250.91 and 46,460.75 is: 64,115.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,268.75 : 105,250.91 = 46,460.75 : x
  2. Step 2: Convert to fraction form
    76,268.75/105,250.91 = 46,460.75/x
  3. Step 3: Cross multiply
    76,268.75x = 105,250.91 × 46,460.75
  4. Step 4: Simplify right side
    76,268.75x = 4,890,035,984.48
  5. Step 5: Solve for x
    x = 4,890,035,984.48/76,268.75
  6. Step 6: Final answer
    x = 64,115.85

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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.