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Finding the Fourth Proportional to 110,051.70, 165,077.55 and 109,014.90

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Solution

The fourth proportional to 110,051.70, 165,077.55 and 109,014.90 is: 163,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,051.70 : 165,077.55 = 109,014.90 : x
  2. Step 2: Convert to fraction form
    110,051.70/165,077.55 = 109,014.90/x
  3. Step 3: Cross multiply
    110,051.70x = 165,077.55 × 109,014.90
  4. Step 4: Simplify right side
    110,051.70x = 17,995,912,605.50
  5. Step 5: Solve for x
    x = 17,995,912,605.50/110,051.70
  6. Step 6: Final answer
    x = 163,522.35

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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.