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Finding the Fourth Proportional to 64,779.32, 97,168.97 and 37,057.88

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Solution

The fourth proportional to 64,779.32, 97,168.97 and 37,057.88 is: 55,586.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,779.32 : 97,168.97 = 37,057.88 : x
  2. Step 2: Convert to fraction form
    64,779.32/97,168.97 = 37,057.88/x
  3. Step 3: Cross multiply
    64,779.32x = 97,168.97 × 37,057.88
  4. Step 4: Simplify right side
    64,779.32x = 3,600,875,636.78
  5. Step 5: Solve for x
    x = 3,600,875,636.78/64,779.32
  6. Step 6: Final answer
    x = 55,586.81

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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.