Home / 120,752.04-181,188.06-80,797.32

Finding the Fourth Proportional to 120,752.04, 181,188.06 and 80,797.32

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Solution

The fourth proportional to 120,752.04, 181,188.06 and 80,797.32 is: 121,236.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,752.04 : 181,188.06 = 80,797.32 : x
  2. Step 2: Convert to fraction form
    120,752.04/181,188.06 = 80,797.32/x
  3. Step 3: Cross multiply
    120,752.04x = 181,188.06 × 80,797.32
  4. Step 4: Simplify right side
    120,752.04x = 14,639,509,664.00
  5. Step 5: Solve for x
    x = 14,639,509,664.00/120,752.04
  6. Step 6: Final answer
    x = 121,236.13

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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.