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Finding the Fourth Proportional to 155,099.80, 232,868.40 and 96,050.80

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Solution

The fourth proportional to 155,099.80, 232,868.40 and 96,050.80 is: 144,211.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,099.80 : 232,868.40 = 96,050.80 : x
  2. Step 2: Convert to fraction form
    155,099.80/232,868.40 = 96,050.80/x
  3. Step 3: Cross multiply
    155,099.80x = 232,868.40 × 96,050.80
  4. Step 4: Simplify right side
    155,099.80x = 22,367,196,114.72
  5. Step 5: Solve for x
    x = 22,367,196,114.72/155,099.80
  6. Step 6: Final answer
    x = 144,211.64

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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.