Home / 88,980.84-133,378.32-29,767.86

Finding the Fourth Proportional to 88,980.84, 133,378.32 and 29,767.86

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Solution

The fourth proportional to 88,980.84, 133,378.32 and 29,767.86 is: 44,620.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,980.84 : 133,378.32 = 29,767.86 : x
  2. Step 2: Convert to fraction form
    88,980.84/133,378.32 = 29,767.86/x
  3. Step 3: Cross multiply
    88,980.84x = 133,378.32 × 29,767.86
  4. Step 4: Simplify right side
    88,980.84x = 3,970,387,156.80
  5. Step 5: Solve for x
    x = 3,970,387,156.80/88,980.84
  6. Step 6: Final answer
    x = 44,620.70

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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.