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Finding the Fourth Proportional to 64,502.10, 96,623.55 and 36,767.70

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Solution

The fourth proportional to 64,502.10, 96,623.55 and 36,767.70 is: 55,077.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,502.10 : 96,623.55 = 36,767.70 : x
  2. Step 2: Convert to fraction form
    64,502.10/96,623.55 = 36,767.70/x
  3. Step 3: Cross multiply
    64,502.10x = 96,623.55 × 36,767.70
  4. Step 4: Simplify right side
    64,502.10x = 3,552,625,699.34
  5. Step 5: Solve for x
    x = 3,552,625,699.34/64,502.10
  6. Step 6: Final answer
    x = 55,077.67

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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.