Home / 60,134.81-90,200.35-28,567.60

Finding the Fourth Proportional to 60,134.81, 90,200.35 and 28,567.60

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Solution

The fourth proportional to 60,134.81, 90,200.35 and 28,567.60 is: 42,850.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,134.81 : 90,200.35 = 28,567.60 : x
  2. Step 2: Convert to fraction form
    60,134.81/90,200.35 = 28,567.60/x
  3. Step 3: Cross multiply
    60,134.81x = 90,200.35 × 28,567.60
  4. Step 4: Simplify right side
    60,134.81x = 2,576,807,518.66
  5. Step 5: Solve for x
    x = 2,576,807,518.66/60,134.81
  6. Step 6: Final answer
    x = 42,850.51

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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.