Home / 134,063.09-185,009.36-73,636.28

Finding the Fourth Proportional to 134,063.09, 185,009.36 and 73,636.28

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Solution

The fourth proportional to 134,063.09, 185,009.36 and 73,636.28 is: 101,619.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,063.09 : 185,009.36 = 73,636.28 : x
  2. Step 2: Convert to fraction form
    134,063.09/185,009.36 = 73,636.28/x
  3. Step 3: Cross multiply
    134,063.09x = 185,009.36 × 73,636.28
  4. Step 4: Simplify right side
    134,063.09x = 13,623,399,742.35
  5. Step 5: Solve for x
    x = 13,623,399,742.35/134,063.09
  6. Step 6: Final answer
    x = 101,619.32

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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.