Home / 110,190.40-165,308.80-57,585.76

Finding the Fourth Proportional to 110,190.40, 165,308.80 and 57,585.76

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Solution

The fourth proportional to 110,190.40, 165,308.80 and 57,585.76 is: 86,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,190.40 : 165,308.80 = 57,585.76 : x
  2. Step 2: Convert to fraction form
    110,190.40/165,308.80 = 57,585.76/x
  3. Step 3: Cross multiply
    110,190.40x = 165,308.80 × 57,585.76
  4. Step 4: Simplify right side
    110,190.40x = 9,519,432,882.69
  5. Step 5: Solve for x
    x = 9,519,432,882.69/110,190.40
  6. Step 6: Final answer
    x = 86,390.76

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1.5x scale

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.