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Finding the Fourth Proportional to 57,607.68, 86,250.96 and 29,467.20

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Solution

The fourth proportional to 57,607.68, 86,250.96 and 29,467.20 is: 44,118.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,607.68 : 86,250.96 = 29,467.20 : x
  2. Step 2: Convert to fraction form
    57,607.68/86,250.96 = 29,467.20/x
  3. Step 3: Cross multiply
    57,607.68x = 86,250.96 × 29,467.20
  4. Step 4: Simplify right side
    57,607.68x = 2,541,574,288.51
  5. Step 5: Solve for x
    x = 2,541,574,288.51/57,607.68
  6. Step 6: Final answer
    x = 44,118.67

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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.