Home / 64,601.64-89,152.08-36,309.96

Finding the Fourth Proportional to 64,601.64, 89,152.08 and 36,309.96

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Solution

The fourth proportional to 64,601.64, 89,152.08 and 36,309.96 is: 50,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,601.64 : 89,152.08 = 36,309.96 : x
  2. Step 2: Convert to fraction form
    64,601.64/89,152.08 = 36,309.96/x
  3. Step 3: Cross multiply
    64,601.64x = 89,152.08 × 36,309.96
  4. Step 4: Simplify right side
    64,601.64x = 3,237,108,458.72
  5. Step 5: Solve for x
    x = 3,237,108,458.72/64,601.64
  6. Step 6: Final answer
    x = 50,108.77

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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.