Home / 236,282.40-353,840.40-156,967.20

Finding the Fourth Proportional to 236,282.40, 353,840.40 and 156,967.20

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Solution

The fourth proportional to 236,282.40, 353,840.40 and 156,967.20 is: 235,063.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,282.40 : 353,840.40 = 156,967.20 : x
  2. Step 2: Convert to fraction form
    236,282.40/353,840.40 = 156,967.20/x
  3. Step 3: Cross multiply
    236,282.40x = 353,840.40 × 156,967.20
  4. Step 4: Simplify right side
    236,282.40x = 55,541,336,834.88
  5. Step 5: Solve for x
    x = 55,541,336,834.88/236,282.40
  6. Step 6: Final answer
    x = 235,063.37

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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.