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Finding the Fourth Proportional to 64,829.80, 97,244.70 and 25,373.80

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Solution

The fourth proportional to 64,829.80, 97,244.70 and 25,373.80 is: 38,060.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,829.80 : 97,244.70 = 25,373.80 : x
  2. Step 2: Convert to fraction form
    64,829.80/97,244.70 = 25,373.80/x
  3. Step 3: Cross multiply
    64,829.80x = 97,244.70 × 25,373.80
  4. Step 4: Simplify right side
    64,829.80x = 2,467,467,568.86
  5. Step 5: Solve for x
    x = 2,467,467,568.86/64,829.80
  6. Step 6: Final answer
    x = 38,060.70

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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.