Home / 86,667.90-130,069.63-44,546.28

Finding the Fourth Proportional to 86,667.90, 130,069.63 and 44,546.28

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Solution

The fourth proportional to 86,667.90, 130,069.63 and 44,546.28 is: 66,854.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,667.90 : 130,069.63 = 44,546.28 : x
  2. Step 2: Convert to fraction form
    86,667.90/130,069.63 = 44,546.28/x
  3. Step 3: Cross multiply
    86,667.90x = 130,069.63 × 44,546.28
  4. Step 4: Simplify right side
    86,667.90x = 5,794,118,157.48
  5. Step 5: Solve for x
    x = 5,794,118,157.48/86,667.90
  6. Step 6: Final answer
    x = 66,854.26

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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.