Home / 75,946.54-113,855.19-46,385.11

Finding the Fourth Proportional to 75,946.54, 113,855.19 and 46,385.11

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Solution

The fourth proportional to 75,946.54, 113,855.19 and 46,385.11 is: 69,538.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,946.54 : 113,855.19 = 46,385.11 : x
  2. Step 2: Convert to fraction form
    75,946.54/113,855.19 = 46,385.11/x
  3. Step 3: Cross multiply
    75,946.54x = 113,855.19 × 46,385.11
  4. Step 4: Simplify right side
    75,946.54x = 5,281,185,512.22
  5. Step 5: Solve for x
    x = 5,281,185,512.22/75,946.54
  6. Step 6: Final answer
    x = 69,538.20

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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.