Home / 151,992.95-209,768.07-126,454.26

Finding the Fourth Proportional to 151,992.95, 209,768.07 and 126,454.26

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Solution

The fourth proportional to 151,992.95, 209,768.07 and 126,454.26 is: 174,521.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,992.95 : 209,768.07 = 126,454.26 : x
  2. Step 2: Convert to fraction form
    151,992.95/209,768.07 = 126,454.26/x
  3. Step 3: Cross multiply
    151,992.95x = 209,768.07 × 126,454.26
  4. Step 4: Simplify right side
    151,992.95x = 26,526,066,063.48
  5. Step 5: Solve for x
    x = 26,526,066,063.48/151,992.95
  6. Step 6: Final answer
    x = 174,521.69

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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.