Home / 210,641.73-290,687.52-119,996.35

Finding the Fourth Proportional to 210,641.73, 290,687.52 and 119,996.35

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Solution

The fourth proportional to 210,641.73, 290,687.52 and 119,996.35 is: 165,596.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,641.73 : 290,687.52 = 119,996.35 : x
  2. Step 2: Convert to fraction form
    210,641.73/290,687.52 = 119,996.35/x
  3. Step 3: Cross multiply
    210,641.73x = 290,687.52 × 119,996.35
  4. Step 4: Simplify right side
    210,641.73x = 34,881,441,390.55
  5. Step 5: Solve for x
    x = 34,881,441,390.55/210,641.73
  6. Step 6: Final answer
    x = 165,596.06

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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.