Home / 89,055.18-133,409.84-79,591.14

Finding the Fourth Proportional to 89,055.18, 133,409.84 and 79,591.14

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Solution

The fourth proportional to 89,055.18, 133,409.84 and 79,591.14 is: 119,232.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,055.18 : 133,409.84 = 79,591.14 : x
  2. Step 2: Convert to fraction form
    89,055.18/133,409.84 = 79,591.14/x
  3. Step 3: Cross multiply
    89,055.18x = 133,409.84 × 79,591.14
  4. Step 4: Simplify right side
    89,055.18x = 10,618,240,854.86
  5. Step 5: Solve for x
    x = 10,618,240,854.86/89,055.18
  6. Step 6: Final answer
    x = 119,232.15

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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.