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Finding the Fourth Proportional to 189,077.30, 264,905.05 and 189,077.30

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Solution

The fourth proportional to 189,077.30, 264,905.05 and 189,077.30 is: 264,905.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,077.30 : 264,905.05 = 189,077.30 : x
  2. Step 2: Convert to fraction form
    189,077.30/264,905.05 = 189,077.30/x
  3. Step 3: Cross multiply
    189,077.30x = 264,905.05 × 189,077.30
  4. Step 4: Simplify right side
    189,077.30x = 50,087,531,610.37
  5. Step 5: Solve for x
    x = 50,087,531,610.37/189,077.30
  6. Step 6: Final answer
    x = 264,905.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.