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Finding the Fourth Proportional to 110,020.10, 165,030.15 and 26,914.10

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Solution

The fourth proportional to 110,020.10, 165,030.15 and 26,914.10 is: 40,371.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,020.10 : 165,030.15 = 26,914.10 : x
  2. Step 2: Convert to fraction form
    110,020.10/165,030.15 = 26,914.10/x
  3. Step 3: Cross multiply
    110,020.10x = 165,030.15 × 26,914.10
  4. Step 4: Simplify right side
    110,020.10x = 4,441,637,960.12
  5. Step 5: Solve for x
    x = 4,441,637,960.12/110,020.10
  6. Step 6: Final answer
    x = 40,371.15

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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.