Home / 227,659.08-314,210.65-135,784.25

Finding the Fourth Proportional to 227,659.08, 314,210.65 and 135,784.25

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Solution

The fourth proportional to 227,659.08, 314,210.65 and 135,784.25 is: 187,406.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,659.08 : 314,210.65 = 135,784.25 : x
  2. Step 2: Convert to fraction form
    227,659.08/314,210.65 = 135,784.25/x
  3. Step 3: Cross multiply
    227,659.08x = 314,210.65 × 135,784.25
  4. Step 4: Simplify right side
    227,659.08x = 42,664,857,452.26
  5. Step 5: Solve for x
    x = 42,664,857,452.26/227,659.08
  6. Step 6: Final answer
    x = 187,406.79

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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.