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Finding the Fourth Proportional to 189,352.84, 261,301.80 and 104,468.08

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Solution

The fourth proportional to 189,352.84, 261,301.80 and 104,468.08 is: 144,163.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,352.84 : 261,301.80 = 104,468.08 : x
  2. Step 2: Convert to fraction form
    189,352.84/261,301.80 = 104,468.08/x
  3. Step 3: Cross multiply
    189,352.84x = 261,301.80 × 104,468.08
  4. Step 4: Simplify right side
    189,352.84x = 27,297,697,346.54
  5. Step 5: Solve for x
    x = 27,297,697,346.54/189,352.84
  6. Step 6: Final answer
    x = 144,163.13

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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.