Home / 110,319.13-165,442.38-35,421.46

Finding the Fourth Proportional to 110,319.13, 165,442.38 and 35,421.46

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Solution

The fourth proportional to 110,319.13, 165,442.38 and 35,421.46 is: 53,120.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,319.13 : 165,442.38 = 35,421.46 : x
  2. Step 2: Convert to fraction form
    110,319.13/165,442.38 = 35,421.46/x
  3. Step 3: Cross multiply
    110,319.13x = 165,442.38 × 35,421.46
  4. Step 4: Simplify right side
    110,319.13x = 5,860,210,645.47
  5. Step 5: Solve for x
    x = 5,860,210,645.47/110,319.13
  6. Step 6: Final answer
    x = 53,120.53

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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.