Home / 210,844.46-290,936.66-125,943.50

Finding the Fourth Proportional to 210,844.46, 290,936.66 and 125,943.50

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Solution

The fourth proportional to 210,844.46, 290,936.66 and 125,943.50 is: 173,784.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,844.46 : 290,936.66 = 125,943.50 : x
  2. Step 2: Convert to fraction form
    210,844.46/290,936.66 = 125,943.50/x
  3. Step 3: Cross multiply
    210,844.46x = 290,936.66 × 125,943.50
  4. Step 4: Simplify right side
    210,844.46x = 36,641,581,238.71
  5. Step 5: Solve for x
    x = 36,641,581,238.71/210,844.46
  6. Step 6: Final answer
    x = 173,784.89

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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.