Home / 215,610.24-297,534.36-120,111.84

Finding the Fourth Proportional to 215,610.24, 297,534.36 and 120,111.84

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Solution

The fourth proportional to 215,610.24, 297,534.36 and 120,111.84 is: 165,750.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,610.24 : 297,534.36 = 120,111.84 : x
  2. Step 2: Convert to fraction form
    215,610.24/297,534.36 = 120,111.84/x
  3. Step 3: Cross multiply
    215,610.24x = 297,534.36 × 120,111.84
  4. Step 4: Simplify right side
    215,610.24x = 35,737,399,442.82
  5. Step 5: Solve for x
    x = 35,737,399,442.82/215,610.24
  6. Step 6: Final answer
    x = 165,750.01

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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.