Home / 189,006.14-260,828.46-104,123.21

Finding the Fourth Proportional to 189,006.14, 260,828.46 and 104,123.21

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Solution

The fourth proportional to 189,006.14, 260,828.46 and 104,123.21 is: 143,690.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,006.14 : 260,828.46 = 104,123.21 : x
  2. Step 2: Convert to fraction form
    189,006.14/260,828.46 = 104,123.21/x
  3. Step 3: Cross multiply
    189,006.14x = 260,828.46 × 104,123.21
  4. Step 4: Simplify right side
    189,006.14x = 27,158,295,503.26
  5. Step 5: Solve for x
    x = 27,158,295,503.26/189,006.14
  6. Step 6: Final answer
    x = 143,690.02

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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.