Home / 98,087.22-135,360.45-53,375.22

Finding the Fourth Proportional to 98,087.22, 135,360.45 and 53,375.22

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Solution

The fourth proportional to 98,087.22, 135,360.45 and 53,375.22 is: 73,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,087.22 : 135,360.45 = 53,375.22 : x
  2. Step 2: Convert to fraction form
    98,087.22/135,360.45 = 53,375.22/x
  3. Step 3: Cross multiply
    98,087.22x = 135,360.45 × 53,375.22
  4. Step 4: Simplify right side
    98,087.22x = 7,224,893,798.05
  5. Step 5: Solve for x
    x = 7,224,893,798.05/98,087.22
  6. Step 6: Final answer
    x = 73,657.85

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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.