Home / 144,733.80-199,659.16-98,758.96

Finding the Fourth Proportional to 144,733.80, 199,659.16 and 98,758.96

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Solution

The fourth proportional to 144,733.80, 199,659.16 and 98,758.96 is: 136,237.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,733.80 : 199,659.16 = 98,758.96 : x
  2. Step 2: Convert to fraction form
    144,733.80/199,659.16 = 98,758.96/x
  3. Step 3: Cross multiply
    144,733.80x = 199,659.16 × 98,758.96
  4. Step 4: Simplify right side
    144,733.80x = 19,718,130,996.07
  5. Step 5: Solve for x
    x = 19,718,130,996.07/144,733.80
  6. Step 6: Final answer
    x = 136,237.22

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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.