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Finding the Fourth Proportional to 134,111.10, 201,166.65 and 71,903.10

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Solution

The fourth proportional to 134,111.10, 201,166.65 and 71,903.10 is: 107,854.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,111.10 : 201,166.65 = 71,903.10 : x
  2. Step 2: Convert to fraction form
    134,111.10/201,166.65 = 71,903.10/x
  3. Step 3: Cross multiply
    134,111.10x = 201,166.65 × 71,903.10
  4. Step 4: Simplify right side
    134,111.10x = 14,464,505,751.62
  5. Step 5: Solve for x
    x = 14,464,505,751.62/134,111.10
  6. Step 6: Final answer
    x = 107,854.65

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Similar ratio
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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.