Home / 73,991.52-102,085.02-45,281.25

Finding the Fourth Proportional to 73,991.52, 102,085.02 and 45,281.25

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Solution

The fourth proportional to 73,991.52, 102,085.02 and 45,281.25 is: 62,473.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,991.52 : 102,085.02 = 45,281.25 : x
  2. Step 2: Convert to fraction form
    73,991.52/102,085.02 = 45,281.25/x
  3. Step 3: Cross multiply
    73,991.52x = 102,085.02 × 45,281.25
  4. Step 4: Simplify right side
    73,991.52x = 4,622,537,311.88
  5. Step 5: Solve for x
    x = 4,622,537,311.88/73,991.52
  6. Step 6: Final answer
    x = 62,473.88

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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.