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Finding the Fourth Proportional to 225,159.35, 310,669.04 and 134,497.57

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Solution

The fourth proportional to 225,159.35, 310,669.04 and 134,497.57 is: 185,576.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,159.35 : 310,669.04 = 134,497.57 : x
  2. Step 2: Convert to fraction form
    225,159.35/310,669.04 = 134,497.57/x
  3. Step 3: Cross multiply
    225,159.35x = 310,669.04 × 134,497.57
  4. Step 4: Simplify right side
    225,159.35x = 41,784,230,670.08
  5. Step 5: Solve for x
    x = 41,784,230,670.08/225,159.35
  6. Step 6: Final answer
    x = 185,576.26

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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.