Home / 98,056.32-147,110.40-51,296.64

Finding the Fourth Proportional to 98,056.32, 147,110.40 and 51,296.64

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Solution

The fourth proportional to 98,056.32, 147,110.40 and 51,296.64 is: 76,958.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,056.32 : 147,110.40 = 51,296.64 : x
  2. Step 2: Convert to fraction form
    98,056.32/147,110.40 = 51,296.64/x
  3. Step 3: Cross multiply
    98,056.32x = 147,110.40 × 51,296.64
  4. Step 4: Simplify right side
    98,056.32x = 7,546,269,229.06
  5. Step 5: Solve for x
    x = 7,546,269,229.06/98,056.32
  6. Step 6: Final answer
    x = 76,958.52

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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.