Home / 64,880.45-89,551.33-36,602.54

Finding the Fourth Proportional to 64,880.45, 89,551.33 and 36,602.54

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Solution

The fourth proportional to 64,880.45, 89,551.33 and 36,602.54 is: 50,520.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,880.45 : 89,551.33 = 36,602.54 : x
  2. Step 2: Convert to fraction form
    64,880.45/89,551.33 = 36,602.54/x
  3. Step 3: Cross multiply
    64,880.45x = 89,551.33 × 36,602.54
  4. Step 4: Simplify right side
    64,880.45x = 3,277,805,599.12
  5. Step 5: Solve for x
    x = 3,277,805,599.12/64,880.45
  6. Step 6: Final answer
    x = 50,520.70

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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.