Home / 176,904.12-265,459.86-126,930.36

Finding the Fourth Proportional to 176,904.12, 265,459.86 and 126,930.36

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Solution

The fourth proportional to 176,904.12, 265,459.86 and 126,930.36 is: 190,469.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,904.12 : 265,459.86 = 126,930.36 : x
  2. Step 2: Convert to fraction form
    176,904.12/265,459.86 = 126,930.36/x
  3. Step 3: Cross multiply
    176,904.12x = 265,459.86 × 126,930.36
  4. Step 4: Simplify right side
    176,904.12x = 33,694,915,595.35
  5. Step 5: Solve for x
    x = 33,694,915,595.35/176,904.12
  6. Step 6: Final answer
    x = 190,469.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.