Home / 64,903.50-97,355.25-18,156.38

Finding the Fourth Proportional to 64,903.50, 97,355.25 and 18,156.38

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Solution

The fourth proportional to 64,903.50, 97,355.25 and 18,156.38 is: 27,234.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,903.50 : 97,355.25 = 18,156.38 : x
  2. Step 2: Convert to fraction form
    64,903.50/97,355.25 = 18,156.38/x
  3. Step 3: Cross multiply
    64,903.50x = 97,355.25 × 18,156.38
  4. Step 4: Simplify right side
    64,903.50x = 1,767,618,427.22
  5. Step 5: Solve for x
    x = 1,767,618,427.22/64,903.50
  6. Step 6: Final answer
    x = 27,234.56

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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.