Home / 60,278.81-90,433.19-18,157.93

Finding the Fourth Proportional to 60,278.81, 90,433.19 and 18,157.93

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Solution

The fourth proportional to 60,278.81, 90,433.19 and 18,157.93 is: 27,241.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,278.81 : 90,433.19 = 18,157.93 : x
  2. Step 2: Convert to fraction form
    60,278.81/90,433.19 = 18,157.93/x
  3. Step 3: Cross multiply
    60,278.81x = 90,433.19 × 18,157.93
  4. Step 4: Simplify right side
    60,278.81x = 1,642,079,353.01
  5. Step 5: Solve for x
    x = 1,642,079,353.01/60,278.81
  6. Step 6: Final answer
    x = 27,241.41

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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.