Home / 92,068.94-127,126.64-71,890.83

Finding the Fourth Proportional to 92,068.94, 127,126.64 and 71,890.83

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Solution

The fourth proportional to 92,068.94, 127,126.64 and 71,890.83 is: 99,265.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,068.94 : 127,126.64 = 71,890.83 : x
  2. Step 2: Convert to fraction form
    92,068.94/127,126.64 = 71,890.83/x
  3. Step 3: Cross multiply
    92,068.94x = 127,126.64 × 71,890.83
  4. Step 4: Simplify right side
    92,068.94x = 9,139,239,844.44
  5. Step 5: Solve for x
    x = 9,139,239,844.44/92,068.94
  6. Step 6: Final answer
    x = 99,265.18

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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.