Home / 215,224.12-322,726.56-114,077.80

Finding the Fourth Proportional to 215,224.12, 322,726.56 and 114,077.80

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Solution

The fourth proportional to 215,224.12, 322,726.56 and 114,077.80 is: 171,058.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,224.12 : 322,726.56 = 114,077.80 : x
  2. Step 2: Convert to fraction form
    215,224.12/322,726.56 = 114,077.80/x
  3. Step 3: Cross multiply
    215,224.12x = 322,726.56 × 114,077.80
  4. Step 4: Simplify right side
    215,224.12x = 36,815,935,966.37
  5. Step 5: Solve for x
    x = 36,815,935,966.37/215,224.12
  6. Step 6: Final answer
    x = 171,058.60

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1.5x scale

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.