Home / 120,954.12-181,440.36-32,207.28

Finding the Fourth Proportional to 120,954.12, 181,440.36 and 32,207.28

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Solution

The fourth proportional to 120,954.12, 181,440.36 and 32,207.28 is: 48,313.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,954.12 : 181,440.36 = 32,207.28 : x
  2. Step 2: Convert to fraction form
    120,954.12/181,440.36 = 32,207.28/x
  3. Step 3: Cross multiply
    120,954.12x = 181,440.36 × 32,207.28
  4. Step 4: Simplify right side
    120,954.12x = 5,843,700,477.82
  5. Step 5: Solve for x
    x = 5,843,700,477.82/120,954.12
  6. Step 6: Final answer
    x = 48,313.36

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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.