Home / 152,292.20-228,453.59-52,439.18

Finding the Fourth Proportional to 152,292.20, 228,453.59 and 52,439.18

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Solution

The fourth proportional to 152,292.20, 228,453.59 and 52,439.18 is: 78,664.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,292.20 : 228,453.59 = 52,439.18 : x
  2. Step 2: Convert to fraction form
    152,292.20/228,453.59 = 52,439.18/x
  3. Step 3: Cross multiply
    152,292.20x = 228,453.59 × 52,439.18
  4. Step 4: Simplify right side
    152,292.20x = 11,979,917,916.49
  5. Step 5: Solve for x
    x = 11,979,917,916.49/152,292.20
  6. Step 6: Final answer
    x = 78,664.03

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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.