Home / 86,250.24-129,334.43-30,083.52

Finding the Fourth Proportional to 86,250.24, 129,334.43 and 30,083.52

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Solution

The fourth proportional to 86,250.24, 129,334.43 and 30,083.52 is: 45,111.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,250.24 : 129,334.43 = 30,083.52 : x
  2. Step 2: Convert to fraction form
    86,250.24/129,334.43 = 30,083.52/x
  3. Step 3: Cross multiply
    86,250.24x = 129,334.43 × 30,083.52
  4. Step 4: Simplify right side
    86,250.24x = 3,890,835,246.18
  5. Step 5: Solve for x
    x = 3,890,835,246.18/86,250.24
  6. Step 6: Final answer
    x = 45,111.01

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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.