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Finding the Fourth Proportional to 372,925.84, 559,474.79 and 116,743.85

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Solution

The fourth proportional to 372,925.84, 559,474.79 and 116,743.85 is: 175,142.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,925.84 : 559,474.79 = 116,743.85 : x
  2. Step 2: Convert to fraction form
    372,925.84/559,474.79 = 116,743.85/x
  3. Step 3: Cross multiply
    372,925.84x = 559,474.79 × 116,743.85
  4. Step 4: Simplify right side
    372,925.84x = 65,315,239,855.71
  5. Step 5: Solve for x
    x = 65,315,239,855.71/372,925.84
  6. Step 6: Final answer
    x = 175,142.70

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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.