Home / 92,433.08-127,557.64-49,991.61

Finding the Fourth Proportional to 92,433.08, 127,557.64 and 49,991.61

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Solution

The fourth proportional to 92,433.08, 127,557.64 and 49,991.61 is: 68,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,433.08 : 127,557.64 = 49,991.61 : x
  2. Step 2: Convert to fraction form
    92,433.08/127,557.64 = 49,991.61/x
  3. Step 3: Cross multiply
    92,433.08x = 127,557.64 × 49,991.61
  4. Step 4: Simplify right side
    92,433.08x = 6,376,811,153.61
  5. Step 5: Solve for x
    x = 6,376,811,153.61/92,433.08
  6. Step 6: Final answer
    x = 68,988.41

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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.