Home / 134,620.68-185,667.48-118,453.08

Finding the Fourth Proportional to 134,620.68, 185,667.48 and 118,453.08

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Solution

The fourth proportional to 134,620.68, 185,667.48 and 118,453.08 is: 163,369.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,620.68 : 185,667.48 = 118,453.08 : x
  2. Step 2: Convert to fraction form
    134,620.68/185,667.48 = 118,453.08/x
  3. Step 3: Cross multiply
    134,620.68x = 185,667.48 × 118,453.08
  4. Step 4: Simplify right side
    134,620.68x = 21,992,884,861.84
  5. Step 5: Solve for x
    x = 21,992,884,861.84/134,620.68
  6. Step 6: Final answer
    x = 163,369.29

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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.