Home / 80,210.02-120,247.36-50,562.51

Finding the Fourth Proportional to 80,210.02, 120,247.36 and 50,562.51

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Solution

The fourth proportional to 80,210.02, 120,247.36 and 50,562.51 is: 75,801.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,210.02 : 120,247.36 = 50,562.51 : x
  2. Step 2: Convert to fraction form
    80,210.02/120,247.36 = 50,562.51/x
  3. Step 3: Cross multiply
    80,210.02x = 120,247.36 × 50,562.51
  4. Step 4: Simplify right side
    80,210.02x = 6,080,008,342.47
  5. Step 5: Solve for x
    x = 6,080,008,342.47/80,210.02
  6. Step 6: Final answer
    x = 75,801.11

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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.