Home / 65,154.37-89,921.50-36,484.94

Finding the Fourth Proportional to 65,154.37, 89,921.50 and 36,484.94

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Solution

The fourth proportional to 65,154.37, 89,921.50 and 36,484.94 is: 50,353.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,154.37 : 89,921.50 = 36,484.94 : x
  2. Step 2: Convert to fraction form
    65,154.37/89,921.50 = 36,484.94/x
  3. Step 3: Cross multiply
    65,154.37x = 89,921.50 × 36,484.94
  4. Step 4: Simplify right side
    65,154.37x = 3,280,780,532.21
  5. Step 5: Solve for x
    x = 3,280,780,532.21/65,154.37
  6. Step 6: Final answer
    x = 50,353.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.