Home / 110,055.20-165,082.80-57,567.20

Finding the Fourth Proportional to 110,055.20, 165,082.80 and 57,567.20

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Solution

The fourth proportional to 110,055.20, 165,082.80 and 57,567.20 is: 86,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,055.20 : 165,082.80 = 57,567.20 : x
  2. Step 2: Convert to fraction form
    110,055.20/165,082.80 = 57,567.20/x
  3. Step 3: Cross multiply
    110,055.20x = 165,082.80 × 57,567.20
  4. Step 4: Simplify right side
    110,055.20x = 9,503,354,564.16
  5. Step 5: Solve for x
    x = 9,503,354,564.16/110,055.20
  6. Step 6: Final answer
    x = 86,350.80

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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.