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Finding the Fourth Proportional to 97,303.88, 134,201.61 and 67,082.28

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Solution

The fourth proportional to 97,303.88, 134,201.61 and 67,082.28 is: 92,519.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,303.88 : 134,201.61 = 67,082.28 : x
  2. Step 2: Convert to fraction form
    97,303.88/134,201.61 = 67,082.28/x
  3. Step 3: Cross multiply
    97,303.88x = 134,201.61 × 67,082.28
  4. Step 4: Simplify right side
    97,303.88x = 9,002,549,475.21
  5. Step 5: Solve for x
    x = 9,002,549,475.21/97,303.88
  6. Step 6: Final answer
    x = 92,519.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.