Home / 76,272.30-105,269.15-44,001.29

Finding the Fourth Proportional to 76,272.30, 105,269.15 and 44,001.29

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Solution

The fourth proportional to 76,272.30, 105,269.15 and 44,001.29 is: 60,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,272.30 : 105,269.15 = 44,001.29 : x
  2. Step 2: Convert to fraction form
    76,272.30/105,269.15 = 44,001.29/x
  3. Step 3: Cross multiply
    76,272.30x = 105,269.15 × 44,001.29
  4. Step 4: Simplify right side
    76,272.30x = 4,631,978,770.38
  5. Step 5: Solve for x
    x = 4,631,978,770.38/76,272.30
  6. Step 6: Final answer
    x = 60,729.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.