Home / 98,025.39-135,276.62-55,014.39

Finding the Fourth Proportional to 98,025.39, 135,276.62 and 55,014.39

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Solution

The fourth proportional to 98,025.39, 135,276.62 and 55,014.39 is: 75,920.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,025.39 : 135,276.62 = 55,014.39 : x
  2. Step 2: Convert to fraction form
    98,025.39/135,276.62 = 55,014.39/x
  3. Step 3: Cross multiply
    98,025.39x = 135,276.62 × 55,014.39
  4. Step 4: Simplify right side
    98,025.39x = 7,442,160,455.49
  5. Step 5: Solve for x
    x = 7,442,160,455.49/98,025.39
  6. Step 6: Final answer
    x = 75,920.74

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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.