Home / 98,271.90-135,615.68-55,832.76

Finding the Fourth Proportional to 98,271.90, 135,615.68 and 55,832.76

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Solution

The fourth proportional to 98,271.90, 135,615.68 and 55,832.76 is: 77,049.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,271.90 : 135,615.68 = 55,832.76 : x
  2. Step 2: Convert to fraction form
    98,271.90/135,615.68 = 55,832.76/x
  3. Step 3: Cross multiply
    98,271.90x = 135,615.68 × 55,832.76
  4. Step 4: Simplify right side
    98,271.90x = 7,571,797,713.68
  5. Step 5: Solve for x
    x = 7,571,797,713.68/98,271.90
  6. Step 6: Final answer
    x = 77,049.47

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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.