Home / 89,816.34-134,724.51-50,376.53

Finding the Fourth Proportional to 89,816.34, 134,724.51 and 50,376.53

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Solution

The fourth proportional to 89,816.34, 134,724.51 and 50,376.53 is: 75,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,816.34 : 134,724.51 = 50,376.53 : x
  2. Step 2: Convert to fraction form
    89,816.34/134,724.51 = 50,376.53/x
  3. Step 3: Cross multiply
    89,816.34x = 134,724.51 × 50,376.53
  4. Step 4: Simplify right side
    89,816.34x = 6,786,953,319.75
  5. Step 5: Solve for x
    x = 6,786,953,319.75/89,816.34
  6. Step 6: Final answer
    x = 75,564.80

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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.