Home / 113,390.35-170,036.38-34,486.36

Finding the Fourth Proportional to 113,390.35, 170,036.38 and 34,486.36

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Solution

The fourth proportional to 113,390.35, 170,036.38 and 34,486.36 is: 51,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,390.35 : 170,036.38 = 34,486.36 : x
  2. Step 2: Convert to fraction form
    113,390.35/170,036.38 = 34,486.36/x
  3. Step 3: Cross multiply
    113,390.35x = 170,036.38 × 34,486.36
  4. Step 4: Simplify right side
    113,390.35x = 5,863,935,431.79
  5. Step 5: Solve for x
    x = 5,863,935,431.79/113,390.35
  6. Step 6: Final answer
    x = 51,714.59

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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.