Home / 126,460.45-189,784.23-59,900.74

Finding the Fourth Proportional to 126,460.45, 189,784.23 and 59,900.74

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Solution

The fourth proportional to 126,460.45, 189,784.23 and 59,900.74 is: 89,895.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,460.45 : 189,784.23 = 59,900.74 : x
  2. Step 2: Convert to fraction form
    126,460.45/189,784.23 = 59,900.74/x
  3. Step 3: Cross multiply
    126,460.45x = 189,784.23 × 59,900.74
  4. Step 4: Simplify right side
    126,460.45x = 11,368,215,118.24
  5. Step 5: Solve for x
    x = 11,368,215,118.24/126,460.45
  6. Step 6: Final answer
    x = 89,895.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.