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Finding the Fourth Proportional to 64,983.60, 97,329.60 and 63,525.60

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Solution

The fourth proportional to 64,983.60, 97,329.60 and 63,525.60 is: 95,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,983.60 : 97,329.60 = 63,525.60 : x
  2. Step 2: Convert to fraction form
    64,983.60/97,329.60 = 63,525.60/x
  3. Step 3: Cross multiply
    64,983.60x = 97,329.60 × 63,525.60
  4. Step 4: Simplify right side
    64,983.60x = 6,182,921,237.76
  5. Step 5: Solve for x
    x = 6,182,921,237.76/64,983.60
  6. Step 6: Final answer
    x = 95,145.87

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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.