Home / 89,199.98-123,097.64-48,911.33

Finding the Fourth Proportional to 89,199.98, 123,097.64 and 48,911.33

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Solution

The fourth proportional to 89,199.98, 123,097.64 and 48,911.33 is: 67,498.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,199.98 : 123,097.64 = 48,911.33 : x
  2. Step 2: Convert to fraction form
    89,199.98/123,097.64 = 48,911.33/x
  3. Step 3: Cross multiply
    89,199.98x = 123,097.64 × 48,911.33
  4. Step 4: Simplify right side
    89,199.98x = 6,020,869,292.26
  5. Step 5: Solve for x
    x = 6,020,869,292.26/89,199.98
  6. Step 6: Final answer
    x = 67,498.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.