Home / 146,156.32-219,257.44-61,916.72

Finding the Fourth Proportional to 146,156.32, 219,257.44 and 61,916.72

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Solution

The fourth proportional to 146,156.32, 219,257.44 and 61,916.72 is: 92,884.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,156.32 : 219,257.44 = 61,916.72 : x
  2. Step 2: Convert to fraction form
    146,156.32/219,257.44 = 61,916.72/x
  3. Step 3: Cross multiply
    146,156.32x = 219,257.44 × 61,916.72
  4. Step 4: Simplify right side
    146,156.32x = 13,575,701,520.40
  5. Step 5: Solve for x
    x = 13,575,701,520.40/146,156.32
  6. Step 6: Final answer
    x = 92,884.81

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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.