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Finding the Fourth Proportional to 111,750.10, 167,625.15 and 41,620.30

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Solution

The fourth proportional to 111,750.10, 167,625.15 and 41,620.30 is: 62,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,750.10 : 167,625.15 = 41,620.30 : x
  2. Step 2: Convert to fraction form
    111,750.10/167,625.15 = 41,620.30/x
  3. Step 3: Cross multiply
    111,750.10x = 167,625.15 × 41,620.30
  4. Step 4: Simplify right side
    111,750.10x = 6,976,609,030.55
  5. Step 5: Solve for x
    x = 6,976,609,030.55/111,750.10
  6. Step 6: Final answer
    x = 62,430.45

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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.