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Finding the Fourth Proportional to 225,009.52, 337,347.64 and 136,242.16

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Solution

The fourth proportional to 225,009.52, 337,347.64 and 136,242.16 is: 204,262.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,009.52 : 337,347.64 = 136,242.16 : x
  2. Step 2: Convert to fraction form
    225,009.52/337,347.64 = 136,242.16/x
  3. Step 3: Cross multiply
    225,009.52x = 337,347.64 × 136,242.16
  4. Step 4: Simplify right side
    225,009.52x = 45,960,971,144.50
  5. Step 5: Solve for x
    x = 45,960,971,144.50/225,009.52
  6. Step 6: Final answer
    x = 204,262.34

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1.5x scale

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.