Home / 110,277.80-165,416.70-108,528.20

Finding the Fourth Proportional to 110,277.80, 165,416.70 and 108,528.20

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Solution

The fourth proportional to 110,277.80, 165,416.70 and 108,528.20 is: 162,792.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,277.80 : 165,416.70 = 108,528.20 : x
  2. Step 2: Convert to fraction form
    110,277.80/165,416.70 = 108,528.20/x
  3. Step 3: Cross multiply
    110,277.80x = 165,416.70 × 108,528.20
  4. Step 4: Simplify right side
    110,277.80x = 17,952,376,700.94
  5. Step 5: Solve for x
    x = 17,952,376,700.94/110,277.80
  6. Step 6: Final answer
    x = 162,792.30

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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.