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Finding the Fourth Proportional to 110,590.12, 165,885.18 and 36,718.12

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Solution

The fourth proportional to 110,590.12, 165,885.18 and 36,718.12 is: 55,077.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,590.12 : 165,885.18 = 36,718.12 : x
  2. Step 2: Convert to fraction form
    110,590.12/165,885.18 = 36,718.12/x
  3. Step 3: Cross multiply
    110,590.12x = 165,885.18 × 36,718.12
  4. Step 4: Simplify right side
    110,590.12x = 6,090,991,945.46
  5. Step 5: Solve for x
    x = 6,090,991,945.46/110,590.12
  6. Step 6: Final answer
    x = 55,077.18

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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.