Home / 117,238.06-175,857.18-28,490.97

Finding the Fourth Proportional to 117,238.06, 175,857.18 and 28,490.97

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Solution

The fourth proportional to 117,238.06, 175,857.18 and 28,490.97 is: 42,736.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,238.06 : 175,857.18 = 28,490.97 : x
  2. Step 2: Convert to fraction form
    117,238.06/175,857.18 = 28,490.97/x
  3. Step 3: Cross multiply
    117,238.06x = 175,857.18 × 28,490.97
  4. Step 4: Simplify right side
    117,238.06x = 5,010,342,001.63
  5. Step 5: Solve for x
    x = 5,010,342,001.63/117,238.06
  6. Step 6: Final answer
    x = 42,736.48

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1.5x scale

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.