Home / 210,179.35-290,054.51-114,691.29

Finding the Fourth Proportional to 210,179.35, 290,054.51 and 114,691.29

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Solution

The fourth proportional to 210,179.35, 290,054.51 and 114,691.29 is: 158,277.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,179.35 : 290,054.51 = 114,691.29 : x
  2. Step 2: Convert to fraction form
    210,179.35/290,054.51 = 114,691.29/x
  3. Step 3: Cross multiply
    210,179.35x = 290,054.51 × 114,691.29
  4. Step 4: Simplify right side
    210,179.35x = 33,266,724,261.06
  5. Step 5: Solve for x
    x = 33,266,724,261.06/210,179.35
  6. Step 6: Final answer
    x = 158,277.79

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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.