Home / 152,936.20-229,436.70-46,311.40

Finding the Fourth Proportional to 152,936.20, 229,436.70 and 46,311.40

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Solution

The fourth proportional to 152,936.20, 229,436.70 and 46,311.40 is: 69,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,936.20 : 229,436.70 = 46,311.40 : x
  2. Step 2: Convert to fraction form
    152,936.20/229,436.70 = 46,311.40/x
  3. Step 3: Cross multiply
    152,936.20x = 229,436.70 × 46,311.40
  4. Step 4: Simplify right side
    152,936.20x = 10,625,534,788.38
  5. Step 5: Solve for x
    x = 10,625,534,788.38/152,936.20
  6. Step 6: Final answer
    x = 69,476.91

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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.