Home / 65,197.52-97,861.08-30,145.04

Finding the Fourth Proportional to 65,197.52, 97,861.08 and 30,145.04

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Solution

The fourth proportional to 65,197.52, 97,861.08 and 30,145.04 is: 45,247.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,197.52 : 97,861.08 = 30,145.04 : x
  2. Step 2: Convert to fraction form
    65,197.52/97,861.08 = 30,145.04/x
  3. Step 3: Cross multiply
    65,197.52x = 97,861.08 × 30,145.04
  4. Step 4: Simplify right side
    65,197.52x = 2,950,026,171.04
  5. Step 5: Solve for x
    x = 2,950,026,171.04/65,197.52
  6. Step 6: Final answer
    x = 45,247.52

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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.