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Finding the Fourth Proportional to 64,835.20, 97,252.80 and 64,835.20

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Solution

The fourth proportional to 64,835.20, 97,252.80 and 64,835.20 is: 97,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,835.20 : 97,252.80 = 64,835.20 : x
  2. Step 2: Convert to fraction form
    64,835.20/97,252.80 = 64,835.20/x
  3. Step 3: Cross multiply
    64,835.20x = 97,252.80 × 64,835.20
  4. Step 4: Simplify right side
    64,835.20x = 6,305,404,738.56
  5. Step 5: Solve for x
    x = 6,305,404,738.56/64,835.20
  6. Step 6: Final answer
    x = 97,252.80

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1.5x scale

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.