Home / 98,527.88-135,968.63-56,086.41

Finding the Fourth Proportional to 98,527.88, 135,968.63 and 56,086.41

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Solution

The fourth proportional to 98,527.88, 135,968.63 and 56,086.41 is: 77,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,527.88 : 135,968.63 = 56,086.41 : x
  2. Step 2: Convert to fraction form
    98,527.88/135,968.63 = 56,086.41/x
  3. Step 3: Cross multiply
    98,527.88x = 135,968.63 × 56,086.41
  4. Step 4: Simplify right side
    98,527.88x = 7,625,992,048.89
  5. Step 5: Solve for x
    x = 7,625,992,048.89/98,527.88
  6. Step 6: Final answer
    x = 77,399.34

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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.