Home / 146,117.70-219,176.55-52,611.30

Finding the Fourth Proportional to 146,117.70, 219,176.55 and 52,611.30

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Solution

The fourth proportional to 146,117.70, 219,176.55 and 52,611.30 is: 78,916.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,117.70 : 219,176.55 = 52,611.30 : x
  2. Step 2: Convert to fraction form
    146,117.70/219,176.55 = 52,611.30/x
  3. Step 3: Cross multiply
    146,117.70x = 219,176.55 × 52,611.30
  4. Step 4: Simplify right side
    146,117.70x = 11,531,163,225.02
  5. Step 5: Solve for x
    x = 11,531,163,225.02/146,117.70
  6. Step 6: Final answer
    x = 78,916.95

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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.