Home / 189,125.08-260,989.38-104,250.04

Finding the Fourth Proportional to 189,125.08, 260,989.38 and 104,250.04

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Solution

The fourth proportional to 189,125.08, 260,989.38 and 104,250.04 is: 143,863.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,125.08 : 260,989.38 = 104,250.04 : x
  2. Step 2: Convert to fraction form
    189,125.08/260,989.38 = 104,250.04/x
  3. Step 3: Cross multiply
    189,125.08x = 260,989.38 × 104,250.04
  4. Step 4: Simplify right side
    189,125.08x = 27,208,153,304.58
  5. Step 5: Solve for x
    x = 27,208,153,304.58/189,125.08
  6. Step 6: Final answer
    x = 143,863.27

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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.