Home / 165,385.09-228,359.96-127,084.24

Finding the Fourth Proportional to 165,385.09, 228,359.96 and 127,084.24

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Solution

The fourth proportional to 165,385.09, 228,359.96 and 127,084.24 is: 175,475.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,385.09 : 228,359.96 = 127,084.24 : x
  2. Step 2: Convert to fraction form
    165,385.09/228,359.96 = 127,084.24/x
  3. Step 3: Cross multiply
    165,385.09x = 228,359.96 × 127,084.24
  4. Step 4: Simplify right side
    165,385.09x = 29,020,952,089.63
  5. Step 5: Solve for x
    x = 29,020,952,089.63/165,385.09
  6. Step 6: Final answer
    x = 175,475.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.