Home / 89,924.76-134,955.21-50,515.02

Finding the Fourth Proportional to 89,924.76, 134,955.21 and 50,515.02

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Solution

The fourth proportional to 89,924.76, 134,955.21 and 50,515.02 is: 75,810.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,924.76 : 134,955.21 = 50,515.02 : x
  2. Step 2: Convert to fraction form
    89,924.76/134,955.21 = 50,515.02/x
  3. Step 3: Cross multiply
    89,924.76x = 134,955.21 × 50,515.02
  4. Step 4: Simplify right side
    89,924.76x = 6,817,265,132.25
  5. Step 5: Solve for x
    x = 6,817,265,132.25/89,924.76
  6. Step 6: Final answer
    x = 75,810.77

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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.