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Finding the Fourth Proportional to 88,860.60, 133,297.79 and 29,696.48

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Solution

The fourth proportional to 88,860.60, 133,297.79 and 29,696.48 is: 44,547.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,860.60 : 133,297.79 = 29,696.48 : x
  2. Step 2: Convert to fraction form
    88,860.60/133,297.79 = 29,696.48/x
  3. Step 3: Cross multiply
    88,860.60x = 133,297.79 × 29,696.48
  4. Step 4: Simplify right side
    88,860.60x = 3,958,474,339.81
  5. Step 5: Solve for x
    x = 3,958,474,339.81/88,860.60
  6. Step 6: Final answer
    x = 44,547.01

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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.