Home / 75,659.32-104,406.30-41,667.16

Finding the Fourth Proportional to 75,659.32, 104,406.30 and 41,667.16

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Solution

The fourth proportional to 75,659.32, 104,406.30 and 41,667.16 is: 57,498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,659.32 : 104,406.30 = 41,667.16 : x
  2. Step 2: Convert to fraction form
    75,659.32/104,406.30 = 41,667.16/x
  3. Step 3: Cross multiply
    75,659.32x = 104,406.30 × 41,667.16
  4. Step 4: Simplify right side
    75,659.32x = 4,350,314,007.11
  5. Step 5: Solve for x
    x = 4,350,314,007.11/75,659.32
  6. Step 6: Final answer
    x = 57,498.72

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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.