Home / 57,095.08-85,517.57-28,966.82

Finding the Fourth Proportional to 57,095.08, 85,517.57 and 28,966.82

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Solution

The fourth proportional to 57,095.08, 85,517.57 and 28,966.82 is: 43,386.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,095.08 : 85,517.57 = 28,966.82 : x
  2. Step 2: Convert to fraction form
    57,095.08/85,517.57 = 28,966.82/x
  3. Step 3: Cross multiply
    57,095.08x = 85,517.57 × 28,966.82
  4. Step 4: Simplify right side
    57,095.08x = 2,477,171,701.86
  5. Step 5: Solve for x
    x = 2,477,171,701.86/57,095.08
  6. Step 6: Final answer
    x = 43,386.78

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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.