Home / 189,627.37-261,672.46-104,737.75

Finding the Fourth Proportional to 189,627.37, 261,672.46 and 104,737.75

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Solution

The fourth proportional to 189,627.37, 261,672.46 and 104,737.75 is: 144,530.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,627.37 : 261,672.46 = 104,737.75 : x
  2. Step 2: Convert to fraction form
    189,627.37/261,672.46 = 104,737.75/x
  3. Step 3: Cross multiply
    189,627.37x = 261,672.46 × 104,737.75
  4. Step 4: Simplify right side
    189,627.37x = 27,406,984,697.37
  5. Step 5: Solve for x
    x = 27,406,984,697.37/189,627.37
  6. Step 6: Final answer
    x = 144,530.74

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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.