Home / 236,701.30-355,161.70-103,564.02

Finding the Fourth Proportional to 236,701.30, 355,161.70 and 103,564.02

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Solution

The fourth proportional to 236,701.30, 355,161.70 and 103,564.02 is: 155,394.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,701.30 : 355,161.70 = 103,564.02 : x
  2. Step 2: Convert to fraction form
    236,701.30/355,161.70 = 103,564.02/x
  3. Step 3: Cross multiply
    236,701.30x = 355,161.70 × 103,564.02
  4. Step 4: Simplify right side
    236,701.30x = 36,781,973,402.03
  5. Step 5: Solve for x
    x = 36,781,973,402.03/236,701.30
  6. Step 6: Final answer
    x = 155,394.05

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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.