Home / 87,182.67-130,756.77-23,986.50

Finding the Fourth Proportional to 87,182.67, 130,756.77 and 23,986.50

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Solution

The fourth proportional to 87,182.67, 130,756.77 and 23,986.50 is: 35,975.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,182.67 : 130,756.77 = 23,986.50 : x
  2. Step 2: Convert to fraction form
    87,182.67/130,756.77 = 23,986.50/x
  3. Step 3: Cross multiply
    87,182.67x = 130,756.77 × 23,986.50
  4. Step 4: Simplify right side
    87,182.67x = 3,136,397,263.61
  5. Step 5: Solve for x
    x = 3,136,397,263.61/87,182.67
  6. Step 6: Final answer
    x = 35,975.01

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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.