Home / 236,922.30-355,279.77-70,677.18

Finding the Fourth Proportional to 236,922.30, 355,279.77 and 70,677.18

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Solution

The fourth proportional to 236,922.30, 355,279.77 and 70,677.18 is: 105,984.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,922.30 : 355,279.77 = 70,677.18 : x
  2. Step 2: Convert to fraction form
    236,922.30/355,279.77 = 70,677.18/x
  3. Step 3: Cross multiply
    236,922.30x = 355,279.77 × 70,677.18
  4. Step 4: Simplify right side
    236,922.30x = 25,110,172,254.65
  5. Step 5: Solve for x
    x = 25,110,172,254.65/236,922.30
  6. Step 6: Final answer
    x = 105,984.84

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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.