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Finding the Fourth Proportional to 124,095.84, 186,164.28 and 49,216.38

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Solution

The fourth proportional to 124,095.84, 186,164.28 and 49,216.38 is: 73,832.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,095.84 : 186,164.28 = 49,216.38 : x
  2. Step 2: Convert to fraction form
    124,095.84/186,164.28 = 49,216.38/x
  3. Step 3: Cross multiply
    124,095.84x = 186,164.28 × 49,216.38
  4. Step 4: Simplify right side
    124,095.84x = 9,162,331,946.91
  5. Step 5: Solve for x
    x = 9,162,331,946.91/124,095.84
  6. Step 6: Final answer
    x = 73,832.71

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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.