Home / 272,207.93-375,540.63-155,859.23

Finding the Fourth Proportional to 272,207.93, 375,540.63 and 155,859.23

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Solution

The fourth proportional to 272,207.93, 375,540.63 and 155,859.23 is: 215,024.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,207.93 : 375,540.63 = 155,859.23 : x
  2. Step 2: Convert to fraction form
    272,207.93/375,540.63 = 155,859.23/x
  3. Step 3: Cross multiply
    272,207.93x = 375,540.63 × 155,859.23
  4. Step 4: Simplify right side
    272,207.93x = 58,531,474,364.37
  5. Step 5: Solve for x
    x = 58,531,474,364.37/272,207.93
  6. Step 6: Final answer
    x = 215,024.87

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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.