Home / 210,541.58-290,548.13-115,048.27

Finding the Fourth Proportional to 210,541.58, 290,548.13 and 115,048.27

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Solution

The fourth proportional to 210,541.58, 290,548.13 and 115,048.27 is: 158,767.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,541.58 : 290,548.13 = 115,048.27 : x
  2. Step 2: Convert to fraction form
    210,541.58/290,548.13 = 115,048.27/x
  3. Step 3: Cross multiply
    210,541.58x = 290,548.13 × 115,048.27
  4. Step 4: Simplify right side
    210,541.58x = 33,427,059,708.24
  5. Step 5: Solve for x
    x = 33,427,059,708.24/210,541.58
  6. Step 6: Final answer
    x = 158,767.03

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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.