Home / 106,288.74-146,678.04-58,541.94

Finding the Fourth Proportional to 106,288.74, 146,678.04 and 58,541.94

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Solution

The fourth proportional to 106,288.74, 146,678.04 and 58,541.94 is: 80,787.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,288.74 : 146,678.04 = 58,541.94 : x
  2. Step 2: Convert to fraction form
    106,288.74/146,678.04 = 58,541.94/x
  3. Step 3: Cross multiply
    106,288.74x = 146,678.04 × 58,541.94
  4. Step 4: Simplify right side
    106,288.74x = 8,586,817,017.00
  5. Step 5: Solve for x
    x = 8,586,817,017.00/106,288.74
  6. Step 6: Final answer
    x = 80,787.65

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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.