Home / 98,054.64-146,844.96-55,806.72

Finding the Fourth Proportional to 98,054.64, 146,844.96 and 55,806.72

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Solution

The fourth proportional to 98,054.64, 146,844.96 and 55,806.72 is: 83,575.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,054.64 : 146,844.96 = 55,806.72 : x
  2. Step 2: Convert to fraction form
    98,054.64/146,844.96 = 55,806.72/x
  3. Step 3: Cross multiply
    98,054.64x = 146,844.96 × 55,806.72
  4. Step 4: Simplify right side
    98,054.64x = 8,194,935,566.13
  5. Step 5: Solve for x
    x = 8,194,935,566.13/98,054.64
  6. Step 6: Final answer
    x = 83,575.19

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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.