Home / 236,855.60-355,239.83-103,711.04

Finding the Fourth Proportional to 236,855.60, 355,239.83 and 103,711.04

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Solution

The fourth proportional to 236,855.60, 355,239.83 and 103,711.04 is: 155,547.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,855.60 : 355,239.83 = 103,711.04 : x
  2. Step 2: Convert to fraction form
    236,855.60/355,239.83 = 103,711.04/x
  3. Step 3: Cross multiply
    236,855.60x = 355,239.83 × 103,711.04
  4. Step 4: Simplify right side
    236,855.60x = 36,842,292,218.72
  5. Step 5: Solve for x
    x = 36,842,292,218.72/236,855.60
  6. Step 6: Final answer
    x = 155,547.48

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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.