Home / 60,012.27-90,074.91-30,451.32

Finding the Fourth Proportional to 60,012.27, 90,074.91 and 30,451.32

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Solution

The fourth proportional to 60,012.27, 90,074.91 and 30,451.32 is: 45,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,012.27 : 90,074.91 = 30,451.32 : x
  2. Step 2: Convert to fraction form
    60,012.27/90,074.91 = 30,451.32/x
  3. Step 3: Cross multiply
    60,012.27x = 90,074.91 × 30,451.32
  4. Step 4: Simplify right side
    60,012.27x = 2,742,899,756.12
  5. Step 5: Solve for x
    x = 2,742,899,756.12/60,012.27
  6. Step 6: Final answer
    x = 45,705.65

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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.