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Finding the Fourth Proportional to 110,136.70, 165,217.20 and 35,244.10

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Solution

The fourth proportional to 110,136.70, 165,217.20 and 35,244.10 is: 52,870.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,136.70 : 165,217.20 = 35,244.10 : x
  2. Step 2: Convert to fraction form
    110,136.70/165,217.20 = 35,244.10/x
  3. Step 3: Cross multiply
    110,136.70x = 165,217.20 × 35,244.10
  4. Step 4: Simplify right side
    110,136.70x = 5,822,931,518.52
  5. Step 5: Solve for x
    x = 5,822,931,518.52/110,136.70
  6. Step 6: Final answer
    x = 52,870.04

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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.