Home / 189,335.14-261,282.48-104,452.20

Finding the Fourth Proportional to 189,335.14, 261,282.48 and 104,452.20

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Solution

The fourth proportional to 189,335.14, 261,282.48 and 104,452.20 is: 144,144.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,335.14 : 261,282.48 = 104,452.20 : x
  2. Step 2: Convert to fraction form
    189,335.14/261,282.48 = 104,452.20/x
  3. Step 3: Cross multiply
    189,335.14x = 261,282.48 × 104,452.20
  4. Step 4: Simplify right side
    189,335.14x = 27,291,529,857.46
  5. Step 5: Solve for x
    x = 27,291,529,857.46/189,335.14
  6. Step 6: Final answer
    x = 144,144.03

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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.