Home / 126,702.25-190,053.37-58,306.89

Finding the Fourth Proportional to 126,702.25, 190,053.37 and 58,306.89

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Solution

The fourth proportional to 126,702.25, 190,053.37 and 58,306.89 is: 87,460.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,702.25 : 190,053.37 = 58,306.89 : x
  2. Step 2: Convert to fraction form
    126,702.25/190,053.37 = 58,306.89/x
  3. Step 3: Cross multiply
    126,702.25x = 190,053.37 × 58,306.89
  4. Step 4: Simplify right side
    126,702.25x = 11,081,421,396.33
  5. Step 5: Solve for x
    x = 11,081,421,396.33/126,702.25
  6. Step 6: Final answer
    x = 87,460.34

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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.