Home / 60,142.14-90,188.55-18,007.38

Finding the Fourth Proportional to 60,142.14, 90,188.55 and 18,007.38

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Solution

The fourth proportional to 60,142.14, 90,188.55 and 18,007.38 is: 27,003.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,142.14 : 90,188.55 = 18,007.38 : x
  2. Step 2: Convert to fraction form
    60,142.14/90,188.55 = 18,007.38/x
  3. Step 3: Cross multiply
    60,142.14x = 90,188.55 × 18,007.38
  4. Step 4: Simplify right side
    60,142.14x = 1,624,059,491.50
  5. Step 5: Solve for x
    x = 1,624,059,491.50/60,142.14
  6. Step 6: Final answer
    x = 27,003.69

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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.