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Finding the Fourth Proportional to 101,690.73, 152,544.90 and 26,810.28

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Solution

The fourth proportional to 101,690.73, 152,544.90 and 26,810.28 is: 40,217.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,690.73 : 152,544.90 = 26,810.28 : x
  2. Step 2: Convert to fraction form
    101,690.73/152,544.90 = 26,810.28/x
  3. Step 3: Cross multiply
    101,690.73x = 152,544.90 × 26,810.28
  4. Step 4: Simplify right side
    101,690.73x = 4,089,771,582.11
  5. Step 5: Solve for x
    x = 4,089,771,582.11/101,690.73
  6. Step 6: Final answer
    x = 40,217.74

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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.