Home / 236,254.90-353,799.15-156,939.70

Finding the Fourth Proportional to 236,254.90, 353,799.15 and 156,939.70

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Solution

The fourth proportional to 236,254.90, 353,799.15 and 156,939.70 is: 235,022.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,254.90 : 353,799.15 = 156,939.70 : x
  2. Step 2: Convert to fraction form
    236,254.90/353,799.15 = 156,939.70/x
  3. Step 3: Cross multiply
    236,254.90x = 353,799.15 × 156,939.70
  4. Step 4: Simplify right side
    236,254.90x = 55,525,132,461.26
  5. Step 5: Solve for x
    x = 55,525,132,461.26/236,254.90
  6. Step 6: Final answer
    x = 235,022.14

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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.