Home / 67,901.06-101,743.86-45,632.54

Finding the Fourth Proportional to 67,901.06, 101,743.86 and 45,632.54

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Solution

The fourth proportional to 67,901.06, 101,743.86 and 45,632.54 is: 68,376.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,901.06 : 101,743.86 = 45,632.54 : x
  2. Step 2: Convert to fraction form
    67,901.06/101,743.86 = 45,632.54/x
  3. Step 3: Cross multiply
    67,901.06x = 101,743.86 × 45,632.54
  4. Step 4: Simplify right side
    67,901.06x = 4,642,830,761.20
  5. Step 5: Solve for x
    x = 4,642,830,761.20/67,901.06
  6. Step 6: Final answer
    x = 68,376.41

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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.