Home / 234,133.04-323,103.60-126,703.08

Finding the Fourth Proportional to 234,133.04, 323,103.60 and 126,703.08

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Solution

The fourth proportional to 234,133.04, 323,103.60 and 126,703.08 is: 174,850.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,133.04 : 323,103.60 = 126,703.08 : x
  2. Step 2: Convert to fraction form
    234,133.04/323,103.60 = 126,703.08/x
  3. Step 3: Cross multiply
    234,133.04x = 323,103.60 × 126,703.08
  4. Step 4: Simplify right side
    234,133.04x = 40,938,221,279.09
  5. Step 5: Solve for x
    x = 40,938,221,279.09/234,133.04
  6. Step 6: Final answer
    x = 174,850.25

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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.