Home / 105,252.52-145,246.77-57,504.84

Finding the Fourth Proportional to 105,252.52, 145,246.77 and 57,504.84

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Solution

The fourth proportional to 105,252.52, 145,246.77 and 57,504.84 is: 79,355.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,252.52 : 145,246.77 = 57,504.84 : x
  2. Step 2: Convert to fraction form
    105,252.52/145,246.77 = 57,504.84/x
  3. Step 3: Cross multiply
    105,252.52x = 145,246.77 × 57,504.84
  4. Step 4: Simplify right side
    105,252.52x = 8,352,392,269.37
  5. Step 5: Solve for x
    x = 8,352,392,269.37/105,252.52
  6. Step 6: Final answer
    x = 79,355.75

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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.