Home / 234,268.49-323,290.08-126,838.50

Finding the Fourth Proportional to 234,268.49, 323,290.08 and 126,838.50

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Solution

The fourth proportional to 234,268.49, 323,290.08 and 126,838.50 is: 175,036.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,268.49 : 323,290.08 = 126,838.50 : x
  2. Step 2: Convert to fraction form
    234,268.49/323,290.08 = 126,838.50/x
  3. Step 3: Cross multiply
    234,268.49x = 323,290.08 × 126,838.50
  4. Step 4: Simplify right side
    234,268.49x = 41,005,628,812.08
  5. Step 5: Solve for x
    x = 41,005,628,812.08/234,268.49
  6. Step 6: Final answer
    x = 175,036.90

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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.