Home / 90,847.40-125,369.28-50,560.20

Finding the Fourth Proportional to 90,847.40, 125,369.28 and 50,560.20

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Solution

The fourth proportional to 90,847.40, 125,369.28 and 50,560.20 is: 69,773.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,847.40 : 125,369.28 = 50,560.20 : x
  2. Step 2: Convert to fraction form
    90,847.40/125,369.28 = 50,560.20/x
  3. Step 3: Cross multiply
    90,847.40x = 125,369.28 × 50,560.20
  4. Step 4: Simplify right side
    90,847.40x = 6,338,695,941.76
  5. Step 5: Solve for x
    x = 6,338,695,941.76/90,847.40
  6. Step 6: Final answer
    x = 69,773.00

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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.