Home / 102,629.16-153,932.81-48,580.97

Finding the Fourth Proportional to 102,629.16, 153,932.81 and 48,580.97

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Solution

The fourth proportional to 102,629.16, 153,932.81 and 48,580.97 is: 72,866.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,629.16 : 153,932.81 = 48,580.97 : x
  2. Step 2: Convert to fraction form
    102,629.16/153,932.81 = 48,580.97/x
  3. Step 3: Cross multiply
    102,629.16x = 153,932.81 × 48,580.97
  4. Step 4: Simplify right side
    102,629.16x = 7,478,204,212.06
  5. Step 5: Solve for x
    x = 7,478,204,212.06/102,629.16
  6. Step 6: Final answer
    x = 72,866.27

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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.