Home / 60,308.20-90,462.30-50,539.60

Finding the Fourth Proportional to 60,308.20, 90,462.30 and 50,539.60

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Solution

The fourth proportional to 60,308.20, 90,462.30 and 50,539.60 is: 75,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,308.20 : 90,462.30 = 50,539.60 : x
  2. Step 2: Convert to fraction form
    60,308.20/90,462.30 = 50,539.60/x
  3. Step 3: Cross multiply
    60,308.20x = 90,462.30 × 50,539.60
  4. Step 4: Simplify right side
    60,308.20x = 4,571,928,457.08
  5. Step 5: Solve for x
    x = 4,571,928,457.08/60,308.20
  6. Step 6: Final answer
    x = 75,809.40

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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.