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Finding the Fourth Proportional to 88,783.83, 133,141.73 and 48,249

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Solution

The fourth proportional to 88,783.83, 133,141.73 and 48,249 is: 72,355.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,783.83 : 133,141.73 = 48,249 : x
  2. Step 2: Convert to fraction form
    88,783.83/133,141.73 = 48,249/x
  3. Step 3: Cross multiply
    88,783.83x = 133,141.73 × 48,249
  4. Step 4: Simplify right side
    88,783.83x = 6,423,955,089.53
  5. Step 5: Solve for x
    x = 6,423,955,089.53/88,783.83
  6. Step 6: Final answer
    x = 72,355.01

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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.