Home / 165,710.50-248,102.61-89,536.18

Finding the Fourth Proportional to 165,710.50, 248,102.61 and 89,536.18

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Solution

The fourth proportional to 165,710.50, 248,102.61 and 89,536.18 is: 134,054.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,710.50 : 248,102.61 = 89,536.18 : x
  2. Step 2: Convert to fraction form
    165,710.50/248,102.61 = 89,536.18/x
  3. Step 3: Cross multiply
    165,710.50x = 248,102.61 × 89,536.18
  4. Step 4: Simplify right side
    165,710.50x = 22,214,159,947.43
  5. Step 5: Solve for x
    x = 22,214,159,947.43/165,710.50
  6. Step 6: Final answer
    x = 134,054.03

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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.