Home / 136,623.39-188,475.93-88,859.31

Finding the Fourth Proportional to 136,623.39, 188,475.93 and 88,859.31

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Solution

The fourth proportional to 136,623.39, 188,475.93 and 88,859.31 is: 122,584.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,623.39 : 188,475.93 = 88,859.31 : x
  2. Step 2: Convert to fraction form
    136,623.39/188,475.93 = 88,859.31/x
  3. Step 3: Cross multiply
    136,623.39x = 188,475.93 × 88,859.31
  4. Step 4: Simplify right side
    136,623.39x = 16,747,841,091.41
  5. Step 5: Solve for x
    x = 16,747,841,091.41/136,623.39
  6. Step 6: Final answer
    x = 122,584.00

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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.