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Finding the Fourth Proportional to 64,923.86, 97,327.02 and 25,470.38

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Solution

The fourth proportional to 64,923.86, 97,327.02 and 25,470.38 is: 38,182.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,923.86 : 97,327.02 = 25,470.38 : x
  2. Step 2: Convert to fraction form
    64,923.86/97,327.02 = 25,470.38/x
  3. Step 3: Cross multiply
    64,923.86x = 97,327.02 × 25,470.38
  4. Step 4: Simplify right side
    64,923.86x = 2,478,956,183.67
  5. Step 5: Solve for x
    x = 2,478,956,183.67/64,923.86
  6. Step 6: Final answer
    x = 38,182.51

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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.