Home / 135,460.55-186,927.33-75,027.66

Finding the Fourth Proportional to 135,460.55, 186,927.33 and 75,027.66

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Solution

The fourth proportional to 135,460.55, 186,927.33 and 75,027.66 is: 103,533.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,460.55 : 186,927.33 = 75,027.66 : x
  2. Step 2: Convert to fraction form
    135,460.55/186,927.33 = 75,027.66/x
  3. Step 3: Cross multiply
    135,460.55x = 186,927.33 × 75,027.66
  4. Step 4: Simplify right side
    135,460.55x = 14,024,719,784.81
  5. Step 5: Solve for x
    x = 14,024,719,784.81/135,460.55
  6. Step 6: Final answer
    x = 103,533.61

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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.