Home / 50,770.16-70,082.45-45,455.75

Finding the Fourth Proportional to 50,770.16, 70,082.45 and 45,455.75

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Solution

The fourth proportional to 50,770.16, 70,082.45 and 45,455.75 is: 62,746.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,770.16 : 70,082.45 = 45,455.75 : x
  2. Step 2: Convert to fraction form
    50,770.16/70,082.45 = 45,455.75/x
  3. Step 3: Cross multiply
    50,770.16x = 70,082.45 × 45,455.75
  4. Step 4: Simplify right side
    50,770.16x = 3,185,649,748.90
  5. Step 5: Solve for x
    x = 3,185,649,748.90/50,770.16
  6. Step 6: Final answer
    x = 62,746.50

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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.