Home / 134,117.88-185,082.78-73,692.42

Finding the Fourth Proportional to 134,117.88, 185,082.78 and 73,692.42

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Solution

The fourth proportional to 134,117.88, 185,082.78 and 73,692.42 is: 101,695.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,117.88 : 185,082.78 = 73,692.42 : x
  2. Step 2: Convert to fraction form
    134,117.88/185,082.78 = 73,692.42/x
  3. Step 3: Cross multiply
    134,117.88x = 185,082.78 × 73,692.42
  4. Step 4: Simplify right side
    134,117.88x = 13,639,197,958.53
  5. Step 5: Solve for x
    x = 13,639,197,958.53/134,117.88
  6. Step 6: Final answer
    x = 101,695.60

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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.