Home / 98,815.32-148,172.49-32,212.62

Finding the Fourth Proportional to 98,815.32, 148,172.49 and 32,212.62

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Solution

The fourth proportional to 98,815.32, 148,172.49 and 32,212.62 is: 48,302.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,815.32 : 148,172.49 = 32,212.62 : x
  2. Step 2: Convert to fraction form
    98,815.32/148,172.49 = 32,212.62/x
  3. Step 3: Cross multiply
    98,815.32x = 148,172.49 × 32,212.62
  4. Step 4: Simplify right side
    98,815.32x = 4,773,024,114.82
  5. Step 5: Solve for x
    x = 4,773,024,114.82/98,815.32
  6. Step 6: Final answer
    x = 48,302.47

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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.