Home / 89,327.98-133,816.78-51,809.24

Finding the Fourth Proportional to 89,327.98, 133,816.78 and 51,809.24

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Solution

The fourth proportional to 89,327.98, 133,816.78 and 51,809.24 is: 77,612.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,327.98 : 133,816.78 = 51,809.24 : x
  2. Step 2: Convert to fraction form
    89,327.98/133,816.78 = 51,809.24/x
  3. Step 3: Cross multiply
    89,327.98x = 133,816.78 × 51,809.24
  4. Step 4: Simplify right side
    89,327.98x = 6,932,945,671.05
  5. Step 5: Solve for x
    x = 6,932,945,671.05/89,327.98
  6. Step 6: Final answer
    x = 77,612.25

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1.5x scale

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.