Home / 215,551.48-297,470.26-120,058.20

Finding the Fourth Proportional to 215,551.48, 297,470.26 and 120,058.20

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Solution

The fourth proportional to 215,551.48, 297,470.26 and 120,058.20 is: 165,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,551.48 : 297,470.26 = 120,058.20 : x
  2. Step 2: Convert to fraction form
    215,551.48/297,470.26 = 120,058.20/x
  3. Step 3: Cross multiply
    215,551.48x = 297,470.26 × 120,058.20
  4. Step 4: Simplify right side
    215,551.48x = 35,713,743,969.13
  5. Step 5: Solve for x
    x = 35,713,743,969.13/215,551.48
  6. Step 6: Final answer
    x = 165,685.45

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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.