Home / 66,039.32-99,055.32-48,288.18

Finding the Fourth Proportional to 66,039.32, 99,055.32 and 48,288.18

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Solution

The fourth proportional to 66,039.32, 99,055.32 and 48,288.18 is: 72,429.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,039.32 : 99,055.32 = 48,288.18 : x
  2. Step 2: Convert to fraction form
    66,039.32/99,055.32 = 48,288.18/x
  3. Step 3: Cross multiply
    66,039.32x = 99,055.32 × 48,288.18
  4. Step 4: Simplify right side
    66,039.32x = 4,783,201,122.12
  5. Step 5: Solve for x
    x = 4,783,201,122.12/66,039.32
  6. Step 6: Final answer
    x = 72,429.59

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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.