Home / 110,347.13-165,405.87-51,134.10

Finding the Fourth Proportional to 110,347.13, 165,405.87 and 51,134.10

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Solution

The fourth proportional to 110,347.13, 165,405.87 and 51,134.10 is: 76,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,347.13 : 165,405.87 = 51,134.10 : x
  2. Step 2: Convert to fraction form
    110,347.13/165,405.87 = 51,134.10/x
  3. Step 3: Cross multiply
    110,347.13x = 165,405.87 × 51,134.10
  4. Step 4: Simplify right side
    110,347.13x = 8,457,880,751.12
  5. Step 5: Solve for x
    x = 8,457,880,751.12/110,347.13
  6. Step 6: Final answer
    x = 76,647.95

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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.