Home / 175,186.08-262,780.56-75,339.36

Finding the Fourth Proportional to 175,186.08, 262,780.56 and 75,339.36

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Solution

The fourth proportional to 175,186.08, 262,780.56 and 75,339.36 is: 113,009.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,186.08 : 262,780.56 = 75,339.36 : x
  2. Step 2: Convert to fraction form
    175,186.08/262,780.56 = 75,339.36/x
  3. Step 3: Cross multiply
    175,186.08x = 262,780.56 × 75,339.36
  4. Step 4: Simplify right side
    175,186.08x = 19,797,719,210.84
  5. Step 5: Solve for x
    x = 19,797,719,210.84/175,186.08
  6. Step 6: Final answer
    x = 113,009.66

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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.