Home / 64,889.46-97,334.28-18,142.29

Finding the Fourth Proportional to 64,889.46, 97,334.28 and 18,142.29

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Solution

The fourth proportional to 64,889.46, 97,334.28 and 18,142.29 is: 27,213.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,889.46 : 97,334.28 = 18,142.29 : x
  2. Step 2: Convert to fraction form
    64,889.46/97,334.28 = 18,142.29/x
  3. Step 3: Cross multiply
    64,889.46x = 97,334.28 × 18,142.29
  4. Step 4: Simplify right side
    64,889.46x = 1,765,866,734.70
  5. Step 5: Solve for x
    x = 1,765,866,734.70/64,889.46
  6. Step 6: Final answer
    x = 27,213.46

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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.