Home / 61,026-91,286.24-57,293.52

Finding the Fourth Proportional to 61,026, 91,286.24 and 57,293.52

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Solution

The fourth proportional to 61,026, 91,286.24 and 57,293.52 is: 85,702.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,026 : 91,286.24 = 57,293.52 : x
  2. Step 2: Convert to fraction form
    61,026/91,286.24 = 57,293.52/x
  3. Step 3: Cross multiply
    61,026x = 91,286.24 × 57,293.52
  4. Step 4: Simplify right side
    61,026x = 5,230,110,017.16
  5. Step 5: Solve for x
    x = 5,230,110,017.16/61,026
  6. Step 6: Final answer
    x = 85,702.98

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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.