Home / 144,686.22-216,956.29-84,733.81

Finding the Fourth Proportional to 144,686.22, 216,956.29 and 84,733.81

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Solution

The fourth proportional to 144,686.22, 216,956.29 and 84,733.81 is: 127,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,686.22 : 216,956.29 = 84,733.81 : x
  2. Step 2: Convert to fraction form
    144,686.22/216,956.29 = 84,733.81/x
  3. Step 3: Cross multiply
    144,686.22x = 216,956.29 × 84,733.81
  4. Step 4: Simplify right side
    144,686.22x = 18,383,532,525.28
  5. Step 5: Solve for x
    x = 18,383,532,525.28/144,686.22
  6. Step 6: Final answer
    x = 127,057.93

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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.