Home / 236,747.52-326,721.28-136,145.52

Finding the Fourth Proportional to 236,747.52, 326,721.28 and 136,145.52

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Solution

The fourth proportional to 236,747.52, 326,721.28 and 136,145.52 is: 187,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,747.52 : 326,721.28 = 136,145.52 : x
  2. Step 2: Convert to fraction form
    236,747.52/326,721.28 = 136,145.52/x
  3. Step 3: Cross multiply
    236,747.52x = 326,721.28 × 136,145.52
  4. Step 4: Simplify right side
    236,747.52x = 44,481,638,560.67
  5. Step 5: Solve for x
    x = 44,481,638,560.67/236,747.52
  6. Step 6: Final answer
    x = 187,886.40

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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.