Home / 98,177.33-147,141.37-50,783.57

Finding the Fourth Proportional to 98,177.33, 147,141.37 and 50,783.57

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Solution

The fourth proportional to 98,177.33, 147,141.37 and 50,783.57 is: 76,110.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,177.33 : 147,141.37 = 50,783.57 : x
  2. Step 2: Convert to fraction form
    98,177.33/147,141.37 = 50,783.57/x
  3. Step 3: Cross multiply
    98,177.33x = 147,141.37 × 50,783.57
  4. Step 4: Simplify right side
    98,177.33x = 7,472,364,304.19
  5. Step 5: Solve for x
    x = 7,472,364,304.19/98,177.33
  6. Step 6: Final answer
    x = 76,110.89

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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.