Home / 189,847.04-262,000.14-109,272.56

Finding the Fourth Proportional to 189,847.04, 262,000.14 and 109,272.56

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Solution

The fourth proportional to 189,847.04, 262,000.14 and 109,272.56 is: 150,802.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,847.04 : 262,000.14 = 109,272.56 : x
  2. Step 2: Convert to fraction form
    189,847.04/262,000.14 = 109,272.56/x
  3. Step 3: Cross multiply
    189,847.04x = 262,000.14 × 109,272.56
  4. Step 4: Simplify right side
    189,847.04x = 28,629,426,018.16
  5. Step 5: Solve for x
    x = 28,629,426,018.16/189,847.04
  6. Step 6: Final answer
    x = 150,802.59

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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.